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

A203112

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

Terms

    a(0) =1a(1) =5a(2) =32a(3) =587a(4) =24986a(5) =2436820a(6) =551552165a(7) =287595762556

External references