Wiener index of the n-transposition graph.

A292062

Wiener index of the n-transposition graph.

Terms

    a(0) =0a(1) =1a(2) =21a(3) =552a(4) =19560a(5) =920160a(6) =55974240a(7) =4293596160a(8) =406306575360

External references