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A144345
Second column (m=2) of triangle S2p(-2) = A004747.
2
1, 6, 52, 600, 8680, 151200, 3082240, 71998080, 1896294400, 55601145600, 1796277683200, 63397990656000, 2427084884224000, 100175046107136000, 4434284662872064000, 209554432423784448000, 10530302071553904640000, 560682451860226375680000
OFFSET
0,2
FORMULA
a(n) = A004747(n+2,2), n>=0.
CROSSREFS
Cf. A004747, A008544(n-1) (m=1 column), A144346 (m=3 column).
Sequence in context: A075756 A363008 A217486 * A294158 A209306 A271802
KEYWORD
nonn,easy
AUTHOR
Wolfdieter Lang, Oct 09 2008
STATUS
approved