Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 5,0,0,0,2,1,0 for x=0,1,2,3,4,5,6.
A198048
Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 5,0,0,0,2,1,0 for x=0,1,2,3,4,5,6.
Terms
- a(0) =1a(1) =7a(2) =39a(3) =392a(4) =7251a(5) =221673a(6) =11897698a(7) =1109783691a(8) =179093402627
External references
- oeis: A198048