Number of n X n 0..1 arrays with every element equal to 2 or 3 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
A300366
Number of n X n 0..1 arrays with every element equal to 2 or 3 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =0a(1) =1a(2) =0a(3) =3a(4) =32a(5) =366a(6) =12042a(7) =729062a(8) =70536528a(9) =13229207915
External references
- oeis: A300366