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

A205080

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

Terms

    a(0) =1a(1) =7a(2) =45a(3) =637a(4) =16989a(5) =844999a(6) =80440531a(7) =14543199305

External references