Number of nX6 0..2 arrays with every element equal to either the sum mod 3 of its vertical neighbors or the sum mod 3 of its horizontal neighbors.
A183480
Number of nX6 0..2 arrays with every element equal to either the sum mod 3 of its vertical neighbors or the sum mod 3 of its horizontal neighbors.
Terms
- a(0) =23a(1) =1647a(2) =12131a(3) =270549a(4) =7773025a(5) =116198719a(6) =2519745049a(7) =56697667073
External references
- oeis: A183480