Crossing number of complete graph with n nodes.

A000241

Crossing number of complete graph with n nodes.

Terms

    a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =1a(6) =3a(7) =9a(8) =18a(9) =36a(10) =60a(11) =100a(12) =150a(13) =225a(14) =315

External references