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A027279 Sum{T(n,k)*T(n,k+2)}, 0<=k<=2n-2, T given by A026568. +0
1
7, 44, 273, 1696, 10573, 66151, 415277, 2615004, 16512355, 104526093, 663143211, 4215574482, 26846320149, 171243444982 (list; graph; listen)
OFFSET

2,1
CROSSREFS

Sequence in context: A026116 A037531 A094113 this_sequence A099464 A093738 A091127

Adjacent sequences: A027276 A027277 A027278 this_sequence A027280 A027281 A027282

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified August 28 22:44 EDT 2008. Contains 143251 sequences.

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