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Search: id:A027312
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A027312 a(n) = Sum{(k+1)*T(n,k)}, 0<=k<=2n, T given by A026323. +0
1
1, 6, 27, 101, 357, 1215, 4043, 13239, 42849, 137446, 437775, 1386369, 4369661, 13717842, 42918903, 133887207, 416601657, 1293386940, 4007492727, 12395015289, 38276340453, 118029405441, 363483388935 (list; graph; listen)
OFFSET

0,2
CROSSREFS

Sequence in context: A009061 A012320 A097553 this_sequence A057222 A124641 A054457

Adjacent sequences: A027309 A027310 A027311 this_sequence A027313 A027314 A027315

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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