Number of n X n 0..1 arrays with every element equal to 0, 1, 3, 4 or 7 king-move adjacent elements, with upper left element zero.
A298495
Number of n X n 0..1 arrays with every element equal to 0, 1, 3, 4 or 7 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =4a(2) =1a(3) =38a(4) =281a(5) =277a(6) =24272a(7) =1377101a(8) =10659243a(9) =4599990391
External references
- oeis: A298495