Number of n X n 0..1 arrays with every element equal to 0, 2, 3, 5, 6 or 7 king-move adjacent elements, with upper left element zero.
A299243
Number of n X n 0..1 arrays with every element equal to 0, 2, 3, 5, 6 or 7 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =5a(2) =6a(3) =55a(4) =1095a(5) =35320a(6) =2044405a(7) =321811361a(8) =111378069579
External references
- oeis: A299243