Number of connected labeled graphs with n nodes and n+2 edges.

A061541

Number of connected labeled graphs with n nodes and n+2 edges.

Terms

    a(0) =0a(1) =0a(2) =0a(3) =1a(4) =120a(5) =6165a(6) =258125a(7) =10230360a(8) =405918324a(9) =16530124800a(10) =699126562530

External references