Array read by antidiagonals: T(n,k) is the number of ways to place k nonattacking kings on a n X k board.
A390158
Array read by antidiagonals: T(n,k) is the number of ways to place k nonattacking kings on a n X k board.
Terms
- a(0) =1a(1) =0a(2) =2a(3) =0a(4) =0a(5) =3a(6) =0a(7) =0a(8) =4a(9) =4a(10) =0a(11) =0a(12) =8a(13) =12a(14) =5a(15) =0a(16) =0a(17) =9a(18) =34a(19) =24a(20) =6a(21) =0a(22) =0a(23) =15a(24) =79a(25) =105a(26) =40a(27) =7a(28) =0a(29) =0
External references
- oeis: A390158