A144283 Third column (m=3) of triangle S2hat(-3) = A144280.

1, 3, 30, 321, 4788, 84483, 1892835, 48681864, 1471877946, 50200415496, 1925842959810, 81617639962320, 3796524406060155, 191934556035324795, 10484757631267725960, 615052198937234606625, 38564916668583937458750, 2573353724722205851069875

Offset

0,2

Links

Table of n, a(n) for n=0..17.

Formula

a(n) = A144280(n+3,3), n>=0.

Crossrefs

Cf. A144280, A144282 (m=2 column).

Sequence in context: A200142 A339626 A160473 * A229299 A365158 A178016

Adjacent sequences: A144280 A144281 A144282 * A144284 A144285 A144286

Keyword

nonn,easy

Author

Wolfdieter Lang, Oct 09 2008

Status

approved