Number of n X n 0..1 arrays with every element equal to 2, 3, 5, 6 or 8 king-move adjacent elements, with upper left element zero.
A298889
Number of n X n 0..1 arrays with every element equal to 2, 3, 5, 6 or 8 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =0a(1) =1a(2) =1a(3) =11a(4) =219a(5) =2963a(6) =74725a(7) =5719782a(8) =724538480a(9) =145951109194
External references
- oeis: A298889