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A026986 Self-convolution of array T given by A026681. 0
1, 2, 11, 52, 200, 742, 3532, 18216, 80728, 331320, 1567106, 8014124, 36841482, 158071146, 751787936, 3820895710, 17829567326, 78319157796, 374296581082, 1895330556506, 8917324246030, 39744514627938, 190602503862906, 962726903486410, 4553648018091836, 20499468905835742 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..25.

CROSSREFS

Sequence in context: A054665 A134963 A026956 * A181290 A026996 A110308

Adjacent sequences:  A026983 A026984 A026985 * A026987 A026988 A026989

KEYWORD

nonn

AUTHOR

Clark Kimberling

EXTENSIONS

More terms from Sean A. Irvine, Oct 20 2019

STATUS

approved

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Last modified August 9 01:35 EDT 2020. Contains 336310 sequences. (Running on oeis4.)