Number of n X n 0..1 arrays with every element equal to 0, 1, 3, 4 or 5 king-move adjacent elements, with upper left element zero.
A298224
Number of n X n 0..1 arrays with every element equal to 0, 1, 3, 4 or 5 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =4a(2) =5a(3) =195a(4) =1749a(5) =110320a(6) =25406586a(7) =7311722995
External references
- oeis: A298224