id:A027310 - OEIS Search Results

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Sum{(T(n,k)*T(n,k+2)}, 0<=k<=2n-2, T given by A026323.

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1, 10, 84, 691, 5625, 45891, 375627, 3087869, 25492266, 211320955, 1758522205, 14686149360, 123057387973, 1034283033735, 8717735547615, 73673259617948, 624130742851351, 5299391600814357, 45091368351899283, 384429112020570375 (list; graph; listen)

	OFFSET	`1,2`
	CROSSREFS	`Sequence in context: A092718 A090763 A016131 this_sequence A104128 A014341 A081903` `Adjacent sequences: A027307 A027308 A027309 this_sequence A027311 A027312 A027313`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`
	EXTENSIONS	`More terms from Antonio G. Astudillo (afg_astudillo(AT)lycos.com), Mar 23 2003`

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Last modified December 3 16:57 EST 2008. Contains 151279 sequences.

AT&T Labs Research