A093677 Self-convolution of A093659, which is the first column of triangle A093658.

1, 2, 3, 6, 7, 10, 14, 24, 27, 30, 42, 44, 58, 68, 104, 120, 147, 150, 230, 164, 254, 256, 436, 240, 346, 356, 604, 408, 680, 696, 1272, 720, 987, 990, 1694, 1004, 1786, 1720, 3316, 1080, 1886, 1888, 3696, 1872, 3772, 3576, 7608, 1560, 2530, 2540, 4828, 2592

Offset: 1

Author

Paul D. Hanna, Apr 09 2004

Keywords

• nonn

Comments

A093659 consists only of factorial numbers, where A093659(2^n) = n!.

Crossrefs

Cf. A093658, A093659.

Formula

a(2^n) = (n+1)!