Number of ways to place n+3 queens and 3 pawns on an n X n board so that no two queens attack each other.
A129553
Number of ways to place n+3 queens and 3 pawns on an n X n board so that no two queens attack each other.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =0a(6) =0a(7) =8a(8) =44a(9) =528a(10) =5976a(11) =77896a(12) =1052884a(13) =13666360
External references
- oeis: A129553