Number of alpha-labeled graphs with n edges and at most n vertices.

A245519

Number of alpha-labeled graphs with n edges and at most n vertices.

Terms

    a(0) =0a(1) =0a(2) =0a(3) =2a(4) =10a(5) =64a(6) =336a(7) =1872a(8) =11104a(9) =71944a(10) =508032a(11) =3511232a(12) =27192704a(13) =223750464a(14) =1947253504a(15) =17899536448a(16) =173156535168

External references