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

A205073

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

Terms

    a(0) =1a(1) =2a(2) =11a(3) =112a(4) =2268a(5) =92150a(6) =7515148a(7) =1221031371a(8) =396806745111

External references