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A027044 a(n) = Sum{(k+1)*T(n,2n-k)}, 0<=k<=2n, T given by A027023. 1
1, 6, 19, 56, 165, 486, 1435, 4248, 12601, 37438, 111367, 331608, 988181, 2946662, 8791447, 26241632, 78359825, 234069830, 699404127, 2090385216, 6249236653, 18686125070, 55884824535, 167164064984, 500102988889 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

CROSSREFS

Sequence in context: A073362 A095264 A176883 * A057571 A125069 A080926

Adjacent sequences:  A027041 A027042 A027043 * A027045 A027046 A027047

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified February 16 10:39 EST 2012. Contains 205904 sequences.