Number of nXnXn triangular 0..4 arrays with some element plus some adjacent element totalling 4+1 exactly once.
A270506
Number of nXnXn triangular 0..4 arrays with some element plus some adjacent element totalling 4+1 exactly once.
Terms
- a(0) =0a(1) =36a(2) =4584a(3) =1522068a(4) =1489277664
External references
- oeis: A270506