Number of n X n 0..1 arrays with every element equal to 0, 1, 3, 4, 5 or 6 king-move adjacent elements, with upper left element zero.
A299046
Number of n X n 0..1 arrays with every element equal to 0, 1, 3, 4, 5 or 6 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =4a(2) =11a(3) =455a(4) =9994a(5) =1731008a(6) =888675946
External references
- oeis: A299046