Number of ways to place 7n nonattacking kings on a 14 X 2n cylindrical chessboard.

A195004

Number of ways to place 7n nonattacking kings on a 14 X 2n cylindrical chessboard.

Terms

    a(0) =1024a(1) =4100a(2) =19648a(3) =103508a(4) =580664a(5) =3419648a(6) =20984924a(7) =133538996a(8) =877751236a(9) =5937279840a(10) =41180193352a(11) =291859775552

External references