id:A134358 - OEIS Search Results

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Coefficient of y^(n-3) in expansion of (y+n!)^n.

+0
2

216, 55296, 17280000, 7464960000, 4480842240000, 3670705963008000, 4013916970549248000, 5734167100784640000000, 10494242565323489280000000, 24178734870505319301120000000, 69056884663650242455928832000000 (list; graph; listen)

	OFFSET	`3,1`
	MATHEMATICA	`a = {}; Do[k = CoefficientList[Expand[(y + n!)^n], y]; AppendTo[a, k[[Length[k] - 3]]], {n, 3, 50}]; a`
	CROSSREFS	`Cf. A001563.` `Sequence in context: A133052 A078204 A124009 this_sequence A048100 A008697 A013785` `Adjacent sequences: A134355 A134356 A134357 this_sequence A134359 A134360 A134361`
	KEYWORD	`nonn`
	AUTHOR	`Artur Jasinski (grafix(AT)csl.pl), Oct 22 2007`

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Last modified December 4 21:35 EST 2008. Contains 151309 sequences.

AT&T Labs Research