Number of noncrossing connected graphs on n nodes having exactly two interior faces.

A089433

Number of noncrossing connected graphs on n nodes having exactly two interior faces.

Terms

    a(0) =2a(1) =30a(2) =315a(3) =2856a(4) =23940a(5) =191268a(6) =1480050a(7) =11196900a(8) =83304936a(9) =611931320a(10) =4450217772a(11) =32104210320a(12) =230080173960

External references