An intermediate sequence for nonisomorphic circulant self-complementary directed p^2-graphs, indexed by odd primes p.

A038787

An intermediate sequence for nonisomorphic circulant self-complementary directed p^2-graphs, indexed by odd primes p.

Terms

    a(0) =2a(1) =6a(2) =12a(3) =104a(4) =356a(5) =4134a(6) =14572a(7) =190652a(8) =9588156a(9) =35791472a(10) =1908889156a(11) =27487843256a(12) =104715393912

External references