Number of nXnXn triangular 0..3 arrays with no element equal to the sum or difference mod 4 of any two of its neighbors.
A193833
Number of nXnXn triangular 0..3 arrays with no element equal to the sum or difference mod 4 of any two of its neighbors.
Terms
- a(0) =4a(1) =36a(2) =77a(3) =1089a(4) =33123a(5) =2098879a(6) =268450093a(7) =68719637953
External references
- oeis: A193833