A144346 Third column (m=3) of triangle S2p(-2) = A004747.

1, 12, 160, 2520, 46480, 987840, 23826880, 643843200, 19280060800, 634002969600, 22718375680000, 881259515136000, 36796205974528000, 1645615697037312000, 78486991029551104000, 3976930001842237440000, 213353732165508014080000, 12081783988797659136000000

Offset

0,2

Links

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

Formula

a(n) = A004747(n+3,3), n>=0.

Crossrefs

Cf. A004747, A144345 (m=2 column).

Sequence in context: A098400 A208791 A019578 * A167558 A048609 A048603

Adjacent sequences: A144343 A144344 A144345 * A144347 A144348 A144349

Keyword

nonn,easy

Author

Wolfdieter Lang, Oct 09 2008

Status

approved