Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 4,1,0,2,2,0,0 for x=0,1,2,3,4,5,6.

A197995

Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 4,1,0,2,2,0,0 for x=0,1,2,3,4,5,6.

Terms

    a(0) =1a(1) =7a(2) =33a(3) =379a(4) =9716a(5) =421819a(6) =36368907a(7) =6006706283

External references