id:A026963 - OEIS Search Results

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a(n) = Sum{T(n,k)*T(n,k+2)}, 0<=k<=n-2, T given by A026626.

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1, 8, 52, 224, 987, 3980, 16057, 63732, 252424, 996332, 3927977, 15471622, 60915547, 239794516, 943946193, 3716205884, 14632901696, 57631689776, 227042423404, 894698122022 (list; graph; listen)

	OFFSET	`2,2`
	CROSSREFS	`Adjacent sequences: A026960 A026961 A026962 this_sequence A026964 A026965 A026966` `Sequence in context: A013521 A035288 A024179 this_sequence A026973 A107584 A027225`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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

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