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You are not logged in. #1 20110302 01:55:32
Let's make triangular numbers.The first triangular number is 1. igloo myrtilles fourmis #2 20110302 12:28:07
Re: Let's make triangular numbers.3 is triangular and prime. In mathematics, you don't understand things. You just get used to them. I have the result, but I do not yet know how to get it. All physicists, and a good many quite respectable mathematicians are contemptuous about proof. #3 20110303 04:17:16
Re: Let's make triangular numbers.6 Its triangular & first composite which isn't a square. Maths!...... #4 20110303 08:41:30
Re: Let's make triangular numbers.10  The number of balls in a 10 ball rack. The first 2 digit triangular number! Also it is larger than 1  9 and has a zero in it. In mathematics, you don't understand things. You just get used to them. I have the result, but I do not yet know how to get it. All physicists, and a good many quite respectable mathematicians are contemptuous about proof. #5 20110303 11:31:13
Re: Let's make triangular numbers.15 igloo myrtilles fourmis #6 20110303 14:17:51
Re: Let's make triangular numbers.21 everybody's favorite number In mathematics, you don't understand things. You just get used to them. I have the result, but I do not yet know how to get it. All physicists, and a good many quite respectable mathematicians are contemptuous about proof. #7 20110303 14:43:46
Re: Let's make triangular numbers.28: has factors 1, 2, 4, 7, 14, 28 and reminds me of February "The physicists defer only to mathematicians, and the mathematicians defer only to God ..."  Leon M. Lederman #8 20110303 14:53:48
Re: Let's make triangular numbers.36 Maths!...... #9 20110303 20:13:39
Re: Let's make triangular numbers.45  ( Colt ) the best automatic ever made. In mathematics, you don't understand things. You just get used to them. I have the result, but I do not yet know how to get it. All physicists, and a good many quite respectable mathematicians are contemptuous about proof. #11 20110304 17:17:35
Re: Let's make triangular numbers.66  the 11 the triangular number and the name of a now infamous highway here in the southwest. In mathematics, you don't understand things. You just get used to them. I have the result, but I do not yet know how to get it. All physicists, and a good many quite respectable mathematicians are contemptuous about proof. #12 20110307 01:21:55
Re: Let's make triangular numbers.78 #13 20110307 04:49:43
Re: Let's make triangular numbers.91 The most powerful triangular number and the one that wants to be a square the most. Also it is the only one that is 7 * 13. In mathematics, you don't understand things. You just get used to them. I have the result, but I do not yet know how to get it. All physicists, and a good many quite respectable mathematicians are contemptuous about proof. #14 20110323 10:31:19
Re: Let's make triangular numbers.105=14+91 igloo myrtilles fourmis #15 20110323 11:48:39
Re: Let's make triangular numbers.The 15th triangular number is 120. Which is also 5!. In mathematics, you don't understand things. You just get used to them. I have the result, but I do not yet know how to get it. All physicists, and a good many quite respectable mathematicians are contemptuous about proof. #16 20110323 12:58:55
Re: Let's make triangular numbers.136.........1, 3 & 6 are first 3 triangle numbers. Maths!...... #17 20110323 13:28:21
Re: Let's make triangular numbers.153 In mathematics, you don't understand things. You just get used to them. I have the result, but I do not yet know how to get it. All physicists, and a good many quite respectable mathematicians are contemptuous about proof. #18 20110406 00:21:55
Re: Let's make triangular numbers.171 igloo myrtilles fourmis #19 20110406 00:50:56
Re: Let's make triangular numbers.190 In mathematics, you don't understand things. You just get used to them. I have the result, but I do not yet know how to get it. All physicists, and a good many quite respectable mathematicians are contemptuous about proof. #20 20110417 06:29:10
Re: Let's make triangular numbers.210 igloo myrtilles fourmis #21 20110417 06:51:43
Re: Let's make triangular numbers.231 In mathematics, you don't understand things. You just get used to them. I have the result, but I do not yet know how to get it. All physicists, and a good many quite respectable mathematicians are contemptuous about proof. #22 20110417 09:34:54
Re: Let's make triangular numbers.253 igloo myrtilles fourmis #23 20110417 12:40:42
Re: Let's make triangular numbers.276 And that is real close to 253. In mathematics, you don't understand things. You just get used to them. I have the result, but I do not yet know how to get it. All physicists, and a good many quite respectable mathematicians are contemptuous about proof. #24 20110418 10:13:04
Re: Let's make triangular numbers.300 igloo myrtilles fourmis #25 20110418 10:20:22
Re: Let's make triangular numbers.325 which is 3*5  2 = 13. In mathematics, you don't understand things. You just get used to them. I have the result, but I do not yet know how to get it. All physicists, and a good many quite respectable mathematicians are contemptuous about proof. 