id:A065230 - 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 hexagonal numbers. The first elements of the rows form a(n).

+0
3

1, 1, 3, 6, 4, 9, 15, 7, 15, 24, 6, 17, 29, 42, 11, 26, 42, 59, 11, 30, 50, 71, 2, 25, 49, 74, 100, 7, 35, 64, 94, 125, 4, 37, 71, 106, 142, 179, 27, 66, 106, 147, 189, 1, 45, 90, 136, 183, 231, 4, 54, 105, 157, 210, 264, 319, 50, 107, 165, 224, 284, 345, 29, 92, 156, 221 (list; graph; listen)

	OFFSET	`0,3`
	CROSSREFS	`Cf. A064766, A064865, A065221-A065229, A065231-A065223.` `Sequence in context: A083682 A021278 A083349 this_sequence A122634 A098383 A067979` `Adjacent sequences: A065227 A065228 A065229 this_sequence A065231 A065232 A065233`
	KEYWORD	`easy,nonn`
	AUTHOR	`Floor van Lamoen (fvlamoen(AT)hotmail.com), Oct 22 2001`

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

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