Number of nXnXn triangular 0..6 arrays with no element equal to the sum or difference mod 7 of any two of its neighbors.

A193836

Number of nXnXn triangular 0..6 arrays with no element equal to the sum or difference mod 7 of any two of its neighbors.

Terms

    a(0) =7a(1) =216a(2) =2214a(3) =100182a(4) =12248028a(5) =3441628488

External references