Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 5,0,2,1,1,1,2 for x=0,1,2,3,4,5,6.
A198091
Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 5,0,2,1,1,1,2 for x=0,1,2,3,4,5,6.
Terms
- a(0) =1a(1) =5a(2) =14a(3) =87a(4) =1076a(5) =18288a(6) =851062a(7) =53145769a(8) =5147572134
External references
- oeis: A198091