Number of labeled connected graphs with n nodes such that complement is also connected.

A054913

Number of labeled connected graphs with n nodes such that complement is also connected.

Terms

    a(0) =1a(1) =0a(2) =0a(3) =12a(4) =432a(5) =20640a(6) =1635360a(7) =234661728a(8) =63873105408

External references