id:A064828 - OEIS Search Results

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Numbers which are the sum of two triangular numbers in three different ways.

+0
1

81, 106, 156, 181, 211, 256, 276, 331, 361, 381, 406, 456, 556, 606, 631, 666, 681, 706, 718, 731, 781, 856, 861, 931, 939, 956, 981, 1051, 1131, 1206, 1231, 1406, 1456, 1506, 1563, 1606, 1631, 1681, 1731, 1732, 1756, 1831, 1891, 1901, 1956, 1981, 2081 (list; graph; listen)

	OFFSET	`1,1`
	EXAMPLE	`81 = 45 + 36 = 66 + 15 = 78 + 3`
	CROSSREFS	`A064816.` `Sequence in context: A117686 A104113 A102766 this_sequence A120457 A129151 A039546` `Adjacent sequences: A064825 A064826 A064827 this_sequence A064829 A064830 A064831`
	KEYWORD	`nonn`
	AUTHOR	`Jonathan Ayres (jonathan.ayres(AT)btinternet.com), Oct 23 2001`

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.

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