An intermediate sequence for counting nonisomorphic circulant directed p^2-graphs, indexed by odd primes p.
A038780
An intermediate sequence for counting nonisomorphic circulant directed p^2-graphs, indexed by odd primes p.
Terms
- a(0) =9a(1) =36a(2) =196a(3) =11664a(4) =123904a(5) =16941456a(6) =213218404a(7) =36384036516
External references
- oeis: A038780