Number of connected unlabeled graphs with n nodes and degree >= 3.

A007112

Number of connected unlabeled graphs with n nodes and degree >= 3.

Terms

    a(0) =0a(1) =0a(2) =0a(3) =1a(4) =3a(5) =19a(6) =150a(7) =2589a(8) =84242a(9) =5203110a(10) =577076528a(11) =113373005661

External references