Number of distinct degree sequences among all n-vertex graphs with no isolated vertices.

A095268

Number of distinct degree sequences among all n-vertex graphs with no isolated vertices.

Terms

    a(0) =1a(1) =0a(2) =1a(3) =2a(4) =7a(5) =20a(6) =71a(7) =240a(8) =871a(9) =3148a(10) =11655a(11) =43332a(12) =162769a(13) =614198a(14) =2330537a(15) =8875768a(16) =33924859a(17) =130038230a(18) =499753855a(19) =1924912894a(20) =7429160296a(21) =28723877732a(22) =111236423288a(23) =431403470222

External references