A027227 - OEIS

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A027227

a(n) = Sum_{k=0..n} (k+1) * A026747(n, k).

0

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; refs; listen; history; text; internal format)

OFFSET

0,2

LINKS

Table of n, a(n) for n=0..27.

CROSSREFS

Sequence in context: A296668 A026985 A319919 * A319748 A027228 A026950

Adjacent sequences: A027224 A027225 A027226 * A027228 A027229 A027230

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved