Number of series-reduced labeled graphs with n nodes.

A003514

Number of series-reduced labeled graphs with n nodes.

Terms

    a(0) =1a(1) =1a(2) =2a(3) =4a(4) =15a(5) =102a(6) =4166a(7) =402631a(8) =76374899a(9) =27231987762

External references