Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ -¹ ² ³ °
You are not logged in.
#76 2012-12-25 12:52:32
- julianthemath
- Super Member
Online
Re: Let's make triangular numbers.
2926
Buy 1
for $1, 
for $0.50, 
for $3, 
for $2.50, 
for $1.25, 
for $0.25, and 
for $5.Come on, buy a smiley!
#77 2012-12-25 20:13:34
- bobbym
- Administrator
Offline
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.
Probability is the most important concept in modern science, especially as nobody has the slightest notion what it means.
90% of mathematicians do not understand 90% of currently published mathematics.
#78 2012-12-25 20:15:58
- julianthemath
- Super Member
Online
Re: Let's make triangular numbers.
3081
Multiple of 3
Buy 1
for $1, for $0.50, for $3, for $2.50, for $1.25, for $0.25, and for $5.Come on, buy a smiley!
#79 2012-12-25 20:29:42
- bobbym
- Administrator
Offline
Re: Let's make triangular numbers.
3160
In mathematics, you don't understand things. You just get used to them.
Probability is the most important concept in modern science, especially as nobody has the slightest notion what it means.
90% of mathematicians do not understand 90% of currently published mathematics.
#80 2012-12-25 21:14:12
- julianthemath
- Super Member
Online
Re: Let's make triangular numbers.
3240
Buy 1
for $1, for $0.50, for $3, for $2.50, for $1.25, for $0.25, and for $5.Come on, buy a smiley!
#81 2012-12-25 21:19:04
- bobbym
- Administrator
Offline
Re: Let's make triangular numbers.
3321 = 36^2 + 45^2
In mathematics, you don't understand things. You just get used to them.
Probability is the most important concept in modern science, especially as nobody has the slightest notion what it means.
90% of mathematicians do not understand 90% of currently published mathematics.
#82 2012-12-26 11:10:29
- julianthemath
- Super Member
Online
Re: Let's make triangular numbers.
3401
Thought it's prime.
Buy 1
for $1, for $0.50, for $3, for $2.50, for $1.25, for $0.25, and for $5.Come on, buy a smiley!
#83 2012-12-26 19:45:32
- bobbym
- Administrator
Offline
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.
Probability is the most important concept in modern science, especially as nobody has the slightest notion what it means.
90% of mathematicians do not understand 90% of currently published mathematics.
#84 2012-12-26 19:47:51
- julianthemath
- Super Member
Online
Re: Let's make triangular numbers.
3550
Buy 1
for $1, for $0.50, for $3, for $2.50, for $1.25, for $0.25, and for $5.Come on, buy a smiley!
#85 2012-12-26 19:57:53
- bobbym
- Administrator
Offline
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.
Probability is the most important concept in modern science, especially as nobody has the slightest notion what it means.
90% of mathematicians do not understand 90% of currently published mathematics.
#86 2012-12-27 10:50:08
- julianthemath
- Super Member
Online
Re: Let's make triangular numbers.
3751
Buy 1
for $1, for $0.50, for $3, for $2.50, for $1.25, for $0.25, and for $5.Come on, buy a smiley!
#87 2012-12-27 18:57:03
- bobbym
- Administrator
Offline
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.
Probability is the most important concept in modern science, especially as nobody has the slightest notion what it means.
90% of mathematicians do not understand 90% of currently published mathematics.
#88 2012-12-28 02:09:54
- John E. Franklin
- Star Member
Offline
Re: Let's make triangular numbers.
3916
3828 + post88 = 3916
post88 x 89 / 2 = 3916
Imagine for a moment that even an earthworm may possess a love of self and a love of others.
#89 2012-12-28 03:35:03
- bobbym
- Administrator
Offline
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.
Probability is the most important concept in modern science, especially as nobody has the slightest notion what it means.
90% of mathematicians do not understand 90% of currently published mathematics.
#90 2012-12-28 04:14:02
- John E. Franklin
- Star Member
Offline
Re: Let's make triangular numbers.
4005 (skipped) and 4095
4005 + post90 = 4095
90 x 91 / 2 = 4095
Imagine for a moment that even an earthworm may possess a love of self and a love of others.
#91 2012-12-28 04:28:18
- bobbym
- Administrator
Offline
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.
Probability is the most important concept in modern science, especially as nobody has the slightest notion what it means.
90% of mathematicians do not understand 90% of currently published mathematics.
#92 2012-12-28 11:33:24
- julianthemath
- Super Member
Online
Re: Let's make triangular numbers.
4278
Buy 1
for $1, for $0.50, for $3, for $2.50, for $1.25, for $0.25, and for $5.Come on, buy a smiley!
#93 2012-12-28 11:36:00
- bobbym
- Administrator
Offline
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.
Probability is the most important concept in modern science, especially as nobody has the slightest notion what it means.
90% of mathematicians do not understand 90% of currently published mathematics.
#94 2012-12-28 15:34:36
- julianthemath
- Super Member
Online
Re: Let's make triangular numbers.
4465
Buy 1
for $1, for $0.50, for $3, for $2.50, for $1.25, for $0.25, and for $5.Come on, buy a smiley!
#95 2012-12-29 06:17:11
- bobbym
- Administrator
Offline
Re: Let's make triangular numbers.
In mathematics, you don't understand things. You just get used to them.
Probability is the most important concept in modern science, especially as nobody has the slightest notion what it means.
90% of mathematicians do not understand 90% of currently published mathematics.
#96 2012-12-29 10:48:02
- julianthemath
- Super Member
Online
Re: Let's make triangular numbers.
4656
70^2-(16^2-10)
Buy 1
for $1, for $0.50, for $3, for $2.50, for $1.25, for $0.25, and for $5.Come on, buy a smiley!
#97 2012-12-29 10:52:18
- bobbym
- Administrator
Offline
Re: Let's make triangular numbers.
4753 = 28^2 + 63^2
In mathematics, you don't understand things. You just get used to them.
Probability is the most important concept in modern science, especially as nobody has the slightest notion what it means.
90% of mathematicians do not understand 90% of currently published mathematics.
#98 2012-12-29 10:57:02
- julianthemath
- Super Member
Online
Re: Let's make triangular numbers.
4851
5000-(12^2+5)
Buy 1
for $1, for $0.50, for $3, for $2.50, for $1.25, for $0.25, and for $5.Come on, buy a smiley!
#99 2012-12-29 11:03:55
- bobbym
- Administrator
Offline
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.
Probability is the most important concept in modern science, especially as nobody has the slightest notion what it means.
90% of mathematicians do not understand 90% of currently published mathematics.
#100 2012-12-29 15:44:37
- julianthemath
- Super Member
Online
Re: Let's make triangular numbers.
5050!
Last edited by julianthemath (2012-12-29 15:45:11)
Buy 1
for $1, for $0.50, for $3, for $2.50, for $1.25, for $0.25, and for $5.Come on, buy a smiley!