Number of increasing rooted polygonal cacti (Husimi graphs) with n nodes.

A035086

Number of increasing rooted polygonal cacti (Husimi graphs) with n nodes.

Terms

    a(0) =1a(1) =0a(2) =1a(3) =3a(4) =19a(5) =135a(6) =1204a(7) =12537a(8) =150556a(9) =2043930a(10) =30969211a(11) =517973148a(12) =9478800604a(13) =188381470095

External references