A130186 Fourth column (m=3) of triangle A130182.

1, 20, 508, 17400, 788688, 46032768, 3372731136, 303444195840, 32898989030400, 4229445205094400, 635789661109862400, 110396039984094412800, 21901378996153294848000, 4915686113045739601920000

Offset

0,2

Comments

See the M. Bruschi et al. reference and the W. Lang link given in A130182.

Links

Table of n, a(n) for n=0..13.

Formula

a(n)= A130186(n+3,3), n>=0.

Crossrefs

Cf. A130185 (third column).

Sequence in context: A255492 A092087 A008270 * A130033 A250016 A371017

Adjacent sequences: A130183 A130184 A130185 * A130187 A130188 A130189

Keyword

nonn,easy

Author

Wolfdieter Lang Jun 01 2007

Status

approved