Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 5,0,2,0,1,1,1 for x=0,1,2,3,4,5,6.
A203204
Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 5,0,2,0,1,1,1 for x=0,1,2,3,4,5,6.
Terms
- a(0) =1a(1) =5a(2) =23a(3) =187a(4) =2708a(5) =69913a(6) =2935541a(7) =216455480a(8) =28048161050
External references
- oeis: A203204