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#76 2012-12-24 13:52:32

mathaholic
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From: Juliania
Registered: 2012-11-29
Posts: 2,845
Website

Re: Let's make triangular numbers.

2926


"Double the fun, double the thrill, double the coolness" - Julianthewiki

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#77 2012-12-24 21:13:34

bobbym
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From: Bumpkinland
Registered: 2009-04-12
Posts: 86,371

Re: Let's make triangular numbers.

3003 another palindrome and my favorite binomial.


In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.

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#78 2012-12-24 21:15:58

mathaholic
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From: Juliania
Registered: 2012-11-29
Posts: 2,845
Website

Re: Let's make triangular numbers.

3081
Multiple of 3


"Double the fun, double the thrill, double the coolness" - Julianthewiki

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#79 2012-12-24 21:29:42

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 86,371

Re: Let's make triangular numbers.

3160


In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.

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#80 2012-12-24 22:14:12

mathaholic
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From: Juliania
Registered: 2012-11-29
Posts: 2,845
Website

Re: Let's make triangular numbers.

3240


"Double the fun, double the thrill, double the coolness" - Julianthewiki

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#81 2012-12-24 22:19:04

bobbym
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From: Bumpkinland
Registered: 2009-04-12
Posts: 86,371

Re: Let's make triangular numbers.

3321 = 36^2 + 45^2


In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.

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#82 2012-12-25 12:10:29

mathaholic
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From: Juliania
Registered: 2012-11-29
Posts: 2,845
Website

Re: Let's make triangular numbers.

3401
Thought it's prime. sad


"Double the fun, double the thrill, double the coolness" - Julianthewiki

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#83 2012-12-25 20:45:32

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 86,371

Re: Let's make triangular numbers.

3486 = 10^2 + 19^2 + 55^2


In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.

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#84 2012-12-25 20:47:51

mathaholic
Member
From: Juliania
Registered: 2012-11-29
Posts: 2,845
Website

Re: Let's make triangular numbers.

3550


"Double the fun, double the thrill, double the coolness" - Julianthewiki

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#85 2012-12-25 20:57:53

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 86,371

Re: Let's make triangular numbers.

3655 = 2(9^3) + 13^3


In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.

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#86 2012-12-26 11:50:08

mathaholic
Member
From: Juliania
Registered: 2012-11-29
Posts: 2,845
Website

Re: Let's make triangular numbers.

3751


"Double the fun, double the thrill, double the coolness" - Julianthewiki

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#87 2012-12-26 19:57:03

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 86,371

Re: Let's make triangular numbers.

3828=25^2+2 x 29^2+39^2


In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.

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#88 2012-12-27 03:09:54

John E. Franklin
Member
Registered: 2005-08-29
Posts: 3,562

Re: Let's make triangular numbers.

3916
3828 + post88 = 3916
post88 x 89 / 2 = 3916


igloo myrtilles fourmis

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#89 2012-12-27 04:35:03

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 86,371

Re: Let's make triangular numbers.

4095 = 27^2 + 2 x 31^2 + 38^2


In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.

Online

#90 2012-12-27 05:14:02

John E. Franklin
Member
Registered: 2005-08-29
Posts: 3,562

Re: Let's make triangular numbers.

4005 (skipped) and 4095
4005 + post90 = 4095
90 x 91 / 2 = 4095


igloo myrtilles fourmis

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#91 2012-12-27 05:28:18

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 86,371

Re: Let's make triangular numbers.

4186 = 28^2 + 29^2 + 31^2 + 40^2


In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.

Online

#92 2012-12-27 12:33:24

mathaholic
Member
From: Juliania
Registered: 2012-11-29
Posts: 2,845
Website

Re: Let's make triangular numbers.

4278


"Double the fun, double the thrill, double the coolness" - Julianthewiki

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#93 2012-12-27 12:36:00

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 86,371

Re: Let's make triangular numbers.

4371 = 2 x 29^2 + 33^2 + 40^2


In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.

Online

#94 2012-12-27 16:34:36

mathaholic
Member
From: Juliania
Registered: 2012-11-29
Posts: 2,845
Website

Re: Let's make triangular numbers.

4465


"Double the fun, double the thrill, double the coolness" - Julianthewiki

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#95 2012-12-28 07:17:11

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 86,371

Re: Let's make triangular numbers.


In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.

Online

#96 2012-12-28 11:48:02

mathaholic
Member
From: Juliania
Registered: 2012-11-29
Posts: 2,845
Website

Re: Let's make triangular numbers.

4656
70^2-(16^2-10)


"Double the fun, double the thrill, double the coolness" - Julianthewiki

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#97 2012-12-28 11:52:18

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 86,371

Re: Let's make triangular numbers.

4753 = 28^2 + 63^2


In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.

Online

#98 2012-12-28 11:57:02

mathaholic
Member
From: Juliania
Registered: 2012-11-29
Posts: 2,845
Website

Re: Let's make triangular numbers.

4851
5000-(12^2+5)


"Double the fun, double the thrill, double the coolness" - Julianthewiki

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#99 2012-12-28 12:03:55

bobbym
Administrator
From: Bumpkinland
Registered: 2009-04-12
Posts: 86,371

Re: Let's make triangular numbers.

4950 =2 x 35^2 + 50^2


In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.

Online

#100 2012-12-28 16:44:37

mathaholic
Member
From: Juliania
Registered: 2012-11-29
Posts: 2,845
Website

Re: Let's make triangular numbers.

5050!

Last edited by julianthemath (2012-12-28 16:45:11)


"Double the fun, double the thrill, double the coolness" - Julianthewiki

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