Number of ways to place 4n nonattacking kings on an 8 X 2n chessboard.

A173782

Number of ways to place 4n nonattacking kings on an 8 X 2n chessboard.

Terms

    a(0) =80a(1) =1847a(2) =26040a(3) =281571a(4) =2580754a(5) =21137959a(6) =159636030a(7) =1134127305a(8) =7683664202a(9) =50123713793a(10) =317076250136

External references