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A027156 a(n) = self-convolution of array T given by A027144. 0
4, 20, 88, 416, 2464, 12320, 73344, 373248, 2286080, 11768320, 72968192, 378533888, 2368397312, 12353986560, 77788119040, 407431675904, 2577750163456, 13544806547456, 86015627231232, 453128543010816, 2886172831383552 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..20.

CROSSREFS

Sequence in context: A320937 A196953 A093357 * A017964 A017965 A180284

Adjacent sequences:  A027153 A027154 A027155 * A027157 A027158 A027159

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified January 28 17:21 EST 2022. Contains 350657 sequences. (Running on oeis4.)