Number of n-node labeled graphs whose components are unicyclic graphs.

A137916

Number of n-node labeled graphs whose components are unicyclic graphs.

Terms

    a(0) =1a(1) =0a(2) =0a(3) =1a(4) =15a(5) =222a(6) =3670a(7) =68820a(8) =1456875a(9) =34506640a(10) =906073524a(11) =26154657270a(12) =823808845585

External references