Number of nXnXn triangular 0..4 arrays with some element plus some adjacent element totalling 4+1 or 4-1 exactly once.

A270602

Number of nXnXn triangular 0..4 arrays with some element plus some adjacent element totalling 4+1 or 4-1 exactly once.

Terms

    a(0) =0a(1) =36a(2) =1716a(3) =171576a(4) =46957788a(5) =38923001616

External references