id:A050984 - OEIS Search Results

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de Bruijn's s(5,n).

+0
3

1, 30, 5730, 1696800, 613591650, 248832363780, 108702332138400, 50030418256790400, 23933662070438513250, 11795304320307625903500, 5952113838155498195161980, 3061813957188788125283450400 (list; graph; listen)

	OFFSET	`0,2`
	LINKS	`Eric Weisstein's World of Mathematics, Link to a section of The World of Mathematics.`
	MATHEMATICA	`Sum[ (-1)^(k+n)Binomial[ 2n, k ]^5, {k, 0, 2n} ]`
	CROSSREFS	`Cf. A000984, A006480, A050983.` `Sequence in context: A166845 A166834 A159401 this_sequence A087216 A059049 A056071` `Adjacent sequences: A050981 A050982 A050983 this_sequence A050985 A050986 A050987`
	KEYWORD	`nonn`
	AUTHOR	`Eric Weisstein (eric(AT)weisstein.com)`

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

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