Number of arrangements of n non-attacking bishops on an n X n board such that every square of the board is controlled by at least one bishop.
A122749
Number of arrangements of n non-attacking bishops on an n X n board such that every square of the board is controlled by at least one bishop.
Terms
- a(0) =4a(1) =2a(2) =16a(3) =44a(4) =256a(5) =768a(6) =5184a(7) =25344a(8) =186624a(9) =996480a(10) =8294400a(11) =57888000a(12) =530841600a(13) =4006195200a(14) =40642560000a(15) =367408742400
External references
- oeis: A122749