id:A132998 - OEIS Search Results

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n^4-n^3-n^2.

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0, -1, 4, 45, 176, 475, 1044, 2009, 3520, 5751, 8900, 13189, 18864, 26195, 35476, 47025, 61184, 78319, 98820, 123101, 151600, 184779, 223124, 267145, 317376, 374375, 438724, 511029, 591920, 682051, 782100, 892769 (list; graph; listen)

	OFFSET	`0,3`
	FORMULA	`a(n) = n^4-n^3-n^2` `G.f.: -x(-1+9x+15*x^2+x^3)/(-1+x)^5. - R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Nov 14 2007`
	EXAMPLE	`a(7)=2009 because 7^4=2401, 7^3=343, 7^2=49 and we can write 2401-343-49=2009.`
	CROSSREFS	`Cf. A000290, A000578, A000583, A011379, A045991.` `Adjacent sequences: A132995 A132996 A132997 this_sequence A132999 A133000 A133001` `Sequence in context: A024254 A075029 A070225 this_sequence A120075 A123650 A122910`
	KEYWORD	`sign`
	AUTHOR	`Omar E. Pol (info(AT)polprimos.com), Nov 01 2007`

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Last modified October 7 14:39 EDT 2008. Contains 144666 sequences.

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