id:A027079 - OEIS Search Results

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a(n) = Sum{T(n,k)*T(n,k+1)}, 0<=k<=2n-1, T given by A027052.

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0, 4, 24, 160, 1136, 8420, 64224, 499984, 3952928, 31634724, 255682432, 2083562368, 17097573344, 141143273396, 1171240794072, 9763809318912, 81724975129664, 686539343850164 (list; graph; listen)

	OFFSET	`1,2`
	CROSSREFS	`Sequence in context: A084130 A059304 A069722 this_sequence A052685 A032349 A103334` `Adjacent sequences: A027076 A027077 A027078 this_sequence A027080 A027081 A027082`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified November 21 14:49 EST 2008. Contains 150807 sequences.

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