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A027294 Self-convolution of row n of array T given by A026022. 0
1, 2, 6, 20, 56, 208, 493, 1974, 4336, 18258, 38380, 167464, 342056, 1532376, 3067156, 14022168, 27646080, 128438893, 250291902, 1178090212, 2274524200, 10822168448, 20736353110, 99564168884, 189575748320, 917316990660 (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: A321192 A327414 A110295 * A231538 A082045 A358301

Adjacent sequences: A027291 A027292 A027293 * A027295 A027296 A027297

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified January 28 07:13 EST 2023. Contains 359850 sequences. (Running on oeis4.)