Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 0,1,2,3,4,5,6 for x=0,1,2,3,4,5,6.
A197546
Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 0,1,2,3,4,5,6 for x=0,1,2,3,4,5,6.
Terms
- a(0) =1a(1) =4a(2) =7a(3) =13a(4) =40a(5) =264a(6) =888a(7) =2335a(8) =22885a(9) =134738a(10) =1291220
External references
- oeis: A197546