id:A065227 - OEIS Search Results

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Fill a triangular array by rows by writing numbers 1 up to b(0), 1 up to b(1), etc., where b(n) are the triangular numbers. The first elements of the rows form a(n).

+0
3

1, 1, 3, 3, 1, 6, 2, 9, 2, 11, 21, 11, 23, 8, 22, 1, 17, 34, 7, 26, 46, 12, 34, 57, 15, 40, 66, 15, 43, 72, 11, 42, 74, 2, 36, 71, 107, 24, 62, 101, 5, 46, 88, 131, 22, 67, 113, 160, 37, 86, 136, 187, 49, 102, 156, 1, 57, 114, 172, 231, 60, 121, 183, 246, 57, 122, 188, 255 (list; graph; listen)

	OFFSET	`0,3`
	CROSSREFS	`Cf. A064766, A064865, A065221-A065226, A065228-A065234.` `Sequence in context: A137426 A074456 A016454 this_sequence A131070 A010468 A110640` `Adjacent sequences: A065224 A065225 A065226 this_sequence A065228 A065229 A065230`
	KEYWORD	`easy,nonn`
	AUTHOR	`Floor van Lamoen (fvlamoen(AT)hotmail.com), Oct 22 2001`

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Last modified December 3 16:57 EST 2008. Contains 151279 sequences.

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