A092031 Duplicate of A082914.

1, 2, 3, 8, 20, 45, 144, 448, 1680, 4725, 17280, 62208, 290304, 1254400, 4465125, 18144000, 72990720, 391910400, 1881169920, 9754214400, 45660160000, 205752960000, 905748480000, 5280992640000, 28326238617600, 162956344320000

Offset

1,2

Links

Table of n, a(n) for n=1..26.

Crossrefs

Sequence in context: A042905 A247568 A337281 * A082914 A333680 A254533

Adjacent sequences: A092028 A092029 A092030 * A092032 A092033 A092034

Keyword

dead

Author

Jon Perry, Mar 26 2004

Status

approved