A129580 Row sums of triangle A129577.

1, 2, 8, 35, 167, 862, 4779, 28287, 177833, 1182141, 8276861, 60830800, 467892036, 3756528046, 31407155606, 272873483535, 2459042838030, 22945764798093, 221359390289706, 2204643455978731, 22639204005810330, 239413600552185394

Offset

0,2

Links

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

Formula

Equals first differences (with offset) of column 0 (A129578) of triangle A129577. Equals second differences (with offset) of main diagonal (A129579) of triangle A129577.

Crossrefs

Cf. A129577, A129578, A129579.

Sequence in context: A137265 A364472 A303070 * A007034 A011791 A259757

Adjacent sequences: A129577 A129578 A129579 * A129581 A129582 A129583

Keyword

nonn

Author

Paul D. Hanna, Apr 24 2007

Status

approved