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A027332 a(n) = Sum_{k=0..n-1} T(n,k) * T(n,k+3), with T given by A026148. 0
20, 176, 1512, 12870, 109164, 924748, 7834168, 66418402, 563744942, 4791449750, 40783720460, 347663922060, 2968147161398, 25377794552506, 217294268925008, 1863151839105740, 15996740130657296, 137522838096075630, 1183736303278008264, 10201145791863572028 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,1

LINKS

Table of n, a(n) for n=3..22.

CROSSREFS

Sequence in context: A047819 A163689 A140044 * A159538 A091983 A037250

Adjacent sequences:  A027329 A027330 A027331 * A027333 A027334 A027335

KEYWORD

nonn

AUTHOR

Clark Kimberling

EXTENSIONS

More terms from Sean A. Irvine, Oct 27 2019

STATUS

approved

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Last modified November 20 02:34 EST 2019. Contains 329323 sequences. (Running on oeis4.)