A115088 Column 2 of triangle A115085.

1, 3, 7, 32, 158, 933, 5939, 41385, 306070, 2403792, 19799468, 170676213, 1530176012, 14235081941, 136908376331, 1358591876186, 13876456179864, 145643421890800, 1568070473632644, 17295212337571836, 195161233968831068

Offset

0,2

Links

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

Crossrefs

Cf. A115085, A115086 (column 0), A115087 (column 1), A115089 (row sums); A115083.

Sequence in context: A332386 A096239 A074699 * A089622 A241147 A143967

Adjacent sequences: A115085 A115086 A115087 * A115089 A115090 A115091

Keyword

nonn

Author

Paul D. Hanna, Jan 13 2006

Status

approved