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A026942 a(n) = Sum{T(n,k)*T(n,k+3)}, 0<=k<=n-3, T given by A026300. 0
4, 48, 469, 4222, 36715, 313912, 2661888, 22486072, 189688752, 1600198048, 13510004742, 114204762280, 966871825132 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,1

LINKS

Table of n, a(n) for n=3..15.

CROSSREFS

Sequence in context: A298842 A298649 A299603 * A264727 A283049 A159903

Adjacent sequences:  A026939 A026940 A026941 * A026943 A026944 A026945

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified February 25 00:39 EST 2018. Contains 299630 sequences. (Running on oeis4.)