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

A198156

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

Terms

    a(0) =1a(1) =4a(2) =10a(3) =116a(4) =2862a(5) =51686a(6) =4052747a(7) =435035530a(8) =65207007652

External references