Numerators of Harary index for the n-permutation star graph.

A296190

Numerators of Harary index for the n-permutation star graph.

Terms

    a(0) =0a(1) =1a(2) =10a(3) =123a(4) =2202a(5) =59040a(6) =2287680a(7) =121394000a(8) =92649740400

External references