Number of n-node triangulations of the nonorientable surface N_3 in which every node has degree >= 4.

A129050

Number of n-node triangulations of the nonorientable surface N_3 in which every node has degree >= 4.

Terms

    a(0) =0a(1) =133a(2) =9385a(3) =298323a(4) =6162345a(5) =97905411a(6) =1308857389a(7) =15516720575a(8) =168565283562

External references