Number of simple connected graphs on n unlabeled nodes with exactly two peripheral nodes.

A324263

Number of simple connected graphs on n unlabeled nodes with exactly two peripheral nodes.

Terms

    a(0) =0a(1) =1a(2) =1a(3) =2a(4) =5a(5) =25a(6) =185a(7) =2459a(8) =58156a(9) =2617378

External references