Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 3,2,2,4,2,2,0 for x=0,1,2,3,4,5,6.
A197874
Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 3,2,2,4,2,2,0 for x=0,1,2,3,4,5,6.
Terms
- a(0) =1a(1) =2a(2) =14a(3) =75a(4) =395a(5) =7824a(6) =301091a(7) =11257797a(8) =652574674a(9) =84965445327
External references
- oeis: A197874