A195651 Number of ways to place 12n nonattacking kings on a 24 x 2n chessboard.

53248, 61892669, 16333065216, 1955475353217, 143422674213726, 7545414941610145, 312546900470579954, 10819171744710664383, 325878859655043000344, 8788579757709800395287, 216711725342137199240416, 4963704194366362387891227, 106899958975789427315593702

Offset

1,1

Links

Alex V. Breger, Table of n, a(n) for n = 1..500

Vaclav Kotesovec, Non-attacking chess pieces

Vaclav Kotesovec, Denominator of the generating function

Formula

Recurrence order is 5672.

Crossrefs

Column k=12 of A350819.

Cf. A018807, A195656, A195661.

Sequence in context: A015315 A061330 A195656 * A294752 A164519 A237180

Adjacent sequences: A195648 A195649 A195650 * A195652 A195653 A195654

Keyword

nonn

Author

Vaclav Kotesovec, Sep 22 2011

Status

approved