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A027001 T(2n,n+2), T given by A026998. 0
1, 26, 174, 743, 2552, 7784, 22193, 60882, 163430, 433495, 1142496, 3001056, 7869649, 20619098, 54001422, 141401879, 370224248, 969294632, 2537687585, 6643800690, 17393752166 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,2

LINKS

Table of n, a(n) for n=2..22.

FORMULA

a(n-2) = 3*F(2n+10)-2*F(2n+9)-F(2n+8)-4n^3-26n^2-68n-75, F(n) = A000045(n). - Ralf Stephan, Feb 07 2004

CROSSREFS

Bisection of A027964.

Sequence in context: A156339 A125336 A126494 * A173893 A218083 A042312

Adjacent sequences:  A026998 A026999 A027000 * A027002 A027003 A027004

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified May 22 05:54 EDT 2013. Contains 225511 sequences.