Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 6,0,4,1,1,1,1 for x=0,1,2,3,4,5,6.
A205074
Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 6,0,4,1,1,1,1 for x=0,1,2,3,4,5,6.
Terms
- a(0) =1a(1) =4a(2) =1a(3) =5a(4) =150a(5) =519a(6) =18789a(7) =823727a(8) =20037927a(9) =4513604604
External references
- oeis: A205074