id:A038497 - OEIS Search Results

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Matrix square of partition triangle A008284.

+0
12

1, 2, 1, 3, 2, 1, 5, 5, 2, 1, 7, 8, 5, 2, 1, 11, 15, 10, 5, 2, 1, 15, 23, 18, 10, 5, 2, 1, 22, 38, 31, 20, 10, 5, 2, 1, 30, 56, 52, 34, 20, 10, 5, 2, 1, 42, 86, 83, 60, 36, 20, 10, 5, 2, 1, 56, 123, 129, 97, 63, 36, 20, 10, 5, 2, 1, 77, 181, 198, 158, 105, 65, 36, 20, 10, 5, 2, 1 (list; table; graph; listen)

	OFFSET	`1,2`
	COMMENT	`Row sums form A022811 (number of terms in n-th derivative of a function composed with itself 3 times). - Paul D. Hanna (pauldhanna(AT)juno.com), Jul 13 2004`
	EXAMPLE	`1; 2,1; 3,2,1; 5,5,2,1; ...`
	CROSSREFS	`Cf. A038498, A039800-A039809. a(n, 1) = A000041(n) (first column) (partition numbers).` `Cf. A022811.` `Sequence in context: A131344 A129262 A131243 this_sequence A091355 A131245 A104446` `Adjacent sequences: A038494 A038495 A038496 this_sequence A038498 A038499 A038500`
	KEYWORD	`nonn,tabl`
	AUTHOR	`Christian G. Bower (bowerc(AT)usa.net), Feb 15 1999.`

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Last modified November 23 17:09 EST 2009. Contains 167438 sequences.

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