A144347 Second column (m=2) of triangle S2p(-4) = A011801.

1, 12, 192, 3960, 100656, 3048192, 107255232, 4302305280, 193836779136, 9693022090752, 532784148728832, 31930395433896960, 2072320885985366016, 144803002560595771392, 10838696766561262190592, 865256088684973495910400, 73383436891415208719056896

Offset

0,2

Links

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

Formula

a(n) = A011801(n+2,2), n>=0.

Crossrefs

Cf. A011801, A008546(n-1) (m=1 column), A144348 (m=3 column).

Sequence in context: A358367 A212596 A051620 * A359453 A272959 A095351

Adjacent sequences: A144344 A144345 A144346 * A144348 A144349 A144350

Keyword

nonn,easy

Author

Wolfdieter Lang, Oct 09 2008

Status

approved