Triangle read by rows: T(n,k) = number of arrangements of k non-attacking bishops on the black squares of an n X n board with every square controlled by at least one bishop.
A288183
Triangle read by rows: T(n,k) = number of arrangements of k non-attacking bishops on the black squares of an n X n board with every square controlled by at least one bishop.
Terms
- a(0) =2a(1) =1a(2) =4a(3) =0a(4) =4a(5) =4a(6) =0a(7) =0a(8) =22a(9) =8a(10) =0a(11) =0a(12) =16a(13) =64a(14) =8a(15) =0a(16) =0a(17) =6a(18) =128a(19) =228a(20) =16a(21) =0a(22) =0a(23) =0a(24) =72a(25) =784a(26) =528a(27) =16a(28) =0a(29) =0
External references
- oeis: A288183