Number of nXnXn triangular 0..3 arrays with some element plus some adjacent element totalling 3 exactly once.

A270252

Number of nXnXn triangular 0..3 arrays with some element plus some adjacent element totalling 3 exactly once.

Terms

    a(0) =0a(1) =24a(2) =768a(3) =37848a(4) =3280968a(5) =534438768a(6) =168922341960

External references