id:A113719 - OEIS Search Results

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Row sums of triangle A113716, in which row n forms a polynomial in y=3*k that generates diagonal n as k=0,1,2,... for n>=0.

+0
4

1, 2, 6, 31, 230, 2106, 22309, 265490, 3491364, 50191633, 782625062, 13155329058, 237183163807, 4566977815064, 93561632638164, 2032495366177429, 46677419939036132, 1130141423614269072, 28774960495683155947 (list; graph; listen)

	OFFSET	`0,2`
	FORMULA	`a(n) = Sum_{k=0..n} Sum_{j=0..n-k} A113711(n-k, j)(3k)^j.`
	CROSSREFS	`Cf. A113716, A113717 (column 1), A113718 (column 2).` `Sequence in context: A054141 A007710 A094639 this_sequence A018225 A075845 A003087` `Adjacent sequences: A113716 A113717 A113718 this_sequence A113720 A113721 A113722`
	KEYWORD	`nonn`
	AUTHOR	`Paul D. Hanna (pauldhanna(AT)juno.com), Nov 08 2005`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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