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Search: id:A027227
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A027227 a(n) = Sum{(k+1)*T(n,k), 0<=k<=n, T given by A026747. +0
1
1, 3, 10, 25, 71, 166, 444, 1002, 2601, 5742, 14653, 31864, 80472, 173077, 434243, 926144, 2313939, 4902478, 12216163, 25743143, 64042535, 134356858, 333927795, 697932219, 1733779702, 3612110059, 8971527052, 18639230426 (list; graph; listen)
OFFSET

0,2
CROSSREFS

Adjacent sequences: A027224 A027225 A027226 this_sequence A027228 A027229 A027230

Sequence in context: A130783 A026975 A026985 this_sequence A027228 A026950 A095052

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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