A152544 Column 2 of triangle A152541.

3, 12, 128, 2162, 49600, 1432844, 49817952, 2023012156, 93912730296, 4904242685400, 284505673264128, 18151332186337616, 1263090275990339328, 95206191201187298144, 7727681258907211662080, 672032111511007152558288

Offset

0,1

Links

Table of n, a(n) for n=0..15.

Crossrefs

Cf. A152541, A152542, A152543.

Sequence in context: A073987 A317802 A138392 * A280115 A264149 A035087

Adjacent sequences: A152541 A152542 A152543 * A152545 A152546 A152547

Keyword

nonn

Author

Paul D. Hanna, Dec 12 2008

Status

approved