Number of n-node triangulations of the nonorientable surface N_5 in which every node has degree >= 4.

A129058

Number of n-node triangulations of the nonorientable surface N_5 in which every node has degree >= 4.

Terms

    a(0) =0a(1) =2a(2) =7044a(3) =3175312a(4) =382274854

External references