id:A113770 - OEIS Search Results

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Partial sums of A113311(n)^2.

+0
2

1, 10, 26, 42, 58, 74, 90, 106, 122, 138, 154, 170, 186, 202, 218, 234, 250, 266, 282, 298, 314, 330, 346, 362, 378, 394, 410, 426, 442, 458, 474, 490, 506, 522, 538, 554, 570, 586, 602, 618, 634, 650, 666, 682, 698, 714, 730, 746, 762, 778, 794 (list; graph; listen)

	OFFSET	`0,2`
	COMMENT	`Central coefficients of number triangle A115284.`
	FORMULA	`G.f.: (1+8x+7x^2)/(1-x)^2; a(n)=70^n+2(8n-3); a(n)=sum{k=0..n, (4-C(1, k)-2C(0, k))^2}; a(n)=A115284(2n, n).`
	CROSSREFS	`Adjacent sequences: A113767 A113768 A113769 this_sequence A113771 A113772 A113773` `Sequence in context: A055042 A044071 A054315 this_sequence A044452 A137351 A134406`
	KEYWORD	`easy,nonn`
	AUTHOR	`Paul Barry (pbarry(AT)wit.ie), Jan 19 2006`

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Last modified October 15 09:18 EDT 2008. Contains 145015 sequences.

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