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

A197938

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

Terms

    a(0) =1a(1) =7a(2) =18a(3) =118a(4) =2239a(5) =29226a(6) =1186857a(7) =77129141a(8) =6322573893

External references