Number of unlabeled 2-connected simple bipartite graphs with no cycles of length 4.

A345323

Number of unlabeled 2-connected simple bipartite graphs with no cycles of length 4.

Terms

    a(0) =1a(1) =0a(2) =2a(3) =1a(4) =6a(5) =6a(6) =28a(7) =53a(8) =229a(9) =712a(10) =3336a(11) =15099a(12) =82419a(13) =477584a(14) =3086563a(15) =21566457a(16) =164113460a(17) =1350167015a(18) =12007072739a(19) =115165535180

External references