Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 4,5,0,1,1,1,1 for x=0,1,2,3,4,5,6.
A203205
Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 4,5,0,1,1,1,1 for x=0,1,2,3,4,5,6.
Terms
- a(0) =1a(1) =4a(2) =9a(3) =18a(4) =342a(5) =3051a(6) =59521a(7) =6281655a(8) =408432954a(9) =45202985205
External references
- oeis: A203205