Number of nXnXnXn triangular pyramidal binary arrays with the number of 0-0 adjacencies equal to the number of 0-1 adjacencies.
A183291
Number of nXnXnXn triangular pyramidal binary arrays with the number of 0-0 adjacencies equal to the number of 0-1 adjacencies.
Terms
- a(0) =2a(1) =5a(2) =75a(3) =29721a(4) =331189203
External references
- oeis: A183291