A027182 a(n) = self-convolution of row n of array T given by A027170.

18, 150, 820, 3726, 15492, 61660, 240328, 928110, 3572692, 13749580, 52977216, 204478276, 790747504, 3063728856, 11891504944, 46231328174, 180005765748, 701823431740, 2739725128448, 10707198384348, 41888225645152, 164027934617024

Offset

0,1

Links

Table of n, a(n) for n=0..21.

Crossrefs

Sequence in context: A221352 A271755 A197214 * A294486 A228994 A235397

Adjacent sequences: A027179 A027180 A027181 * A027183 A027184 A027185

Keyword

nonn

Author

Clark Kimberling

Status

approved