Number of simple unlabeled n-node graphs of edge-connectivity 2.

A052447

Number of simple unlabeled n-node graphs of edge-connectivity 2.

Terms

    a(0) =0a(1) =0a(2) =1a(3) =2a(4) =8a(5) =41a(6) =352a(7) =4820a(8) =113256a(9) =4602039a(10) =325754696a(11) =40348545658

External references