A027324 - OEIS

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A027324

a(n) = Sum_{k=0..n-1} T(n,k) * T(n,k+2), with T given by A026120.

3, 24, 184, 1463, 11657, 93688, 757850, 6169613, 50514395, 415759614, 3438158946, 28554806794, 238086163616, 1992242104601, 16725195766745, 140833011881526, 1189153456427116, 10066508646963539, 85417056346549467, 726375065671501914, 6189580339717996008

(list; graph; refs; listen; history; text; internal format)

OFFSET

2,1

LINKS

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

CROSSREFS

Sequence in context: A144087 A110347 A213100 * A122741 A136325 A194888

Adjacent sequences: A027321 A027322 A027323 * A027325 A027326 A027327

KEYWORD

nonn

AUTHOR

Clark Kimberling

EXTENSIONS

More terms from Sean A. Irvine, Oct 27 2019

STATUS

approved