Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 2,5,1,1,1,1,1 for x=0,1,2,3,4,5,6.
A198003
Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 2,5,1,1,1,1,1 for x=0,1,2,3,4,5,6.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =25a(4) =31a(5) =73a(6) =37487a(7) =151968a(8) =2529733a(9) =1741375327a(10) =89777954615
External references
- oeis: A198003