id:A156701 - OEIS Search Results

Search: id:A156701

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4*n^4 + 17*n^2 + 4.

+0
3

4, 25, 136, 481, 1300, 2929, 5800, 10441, 17476, 27625, 41704, 60625, 85396, 117121, 157000, 206329, 266500, 339001, 425416, 527425, 646804, 785425, 945256, 1128361, 1336900, 1573129, 1839400, 2138161, 2471956, 2843425, 3255304, 3710425 (list; graph; listen)

	OFFSET	`0,1`
	COMMENT	`a(n) = A087475(n)*A053755(n).`
	FORMULA	`a(n) = (2(n^2 - 1))^2 + (5n)^2.` `G.f.:(-4-25x^4-11x^3-51x^2-5x)/(x-1)^5 [From Maksym Voznyy (voznyy(AT)mail.ru), Jul 26 2009]`
	CROSSREFS	`A099761, A016850.` `Sequence in context: A069639 A013582 A123660 this_sequence A015533 A079291 A072221` `Adjacent sequences: A156698 A156699 A156700 this_sequence A156702 A156703 A156704`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Feb 13 2009`

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

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