Number of nXnXn triangular 0..7 arrays with some element plus some adjacent element totalling 7+1 or 7-1 exactly once.

A270605

Number of nXnXn triangular 0..7 arrays with some element plus some adjacent element totalling 7+1 or 7-1 exactly once.

Terms

    a(0) =0a(1) =204a(2) =67788a(3) =70129212a(4) =271906503420

External references