Number of distinct ways to place queens (even fewer than n) on an n X n chessboard so that no queen is attacking another and that it is not possible to add another queen.
A146303
Number of distinct ways to place queens (even fewer than n) on an n X n chessboard so that no queen is attacking another and that it is not possible to add another queen.
Terms
- a(0) =1a(1) =4a(2) =9a(3) =18a(4) =58a(5) =348a(6) =1862a(7) =10188a(8) =57600a(9) =376692a(10) =2640422a(11) =19469324a(12) =151978440a(13) =1258451524a(14) =10963084588a(15) =100087600184
External references
- oeis: A146303