A144344 Second column (m=2) of triangle S2hat(-5) = A144342.

1, 5, 80, 1210, 29205, 782595, 27002800, 1058476100, 48782479625, 2522622197425, 146681902699200, 9401689444974750, 661001092169312125, 50460675421190255375, 4160330180022220820000, 368146438283724242989000, 34808031903090390296900625

Offset

0,2

Links

Table of n, a(n) for n=0..16.

Formula

a(n) = A144342(n+2,2), n>=0.

Crossrefs

Cf. A144342, A008543 (m=1 column).

Sequence in context: A131284 A105917 A269792 * A062364 A277302 A189443

Adjacent sequences: A144341 A144342 A144343 * A144345 A144346 A144347

Keyword

nonn,easy

Author

Wolfdieter Lang, Oct 09 2008

Status

approved