Number of nX2 0..3 arrays with no element equal to the sum mod 4 of its horizontal and vertical neighbors.
A183504
Number of nX2 0..3 arrays with no element equal to the sum mod 4 of its horizontal and vertical neighbors.
Terms
- a(0) =12a(1) =81a(2) =776a(3) =6561a(4) =59292a(5) =531441a(6) =4786704a(7) =43046721a(8) =387440172a(9) =3486784401a(10) =31381355016a(11) =282429536481
External references
- oeis: A183504