Number of n-node triangulations of the projective plane N_1 in which every node has degree >= 3.

A129043

Number of n-node triangulations of the projective plane N_1 in which every node has degree >= 3.

Terms

    a(0) =0a(1) =1a(2) =3a(3) =16a(4) =134a(5) =1210a(6) =11719a(7) =114478a(8) =1108826a(9) =10606795a(10) =100352404a(11) =940956644a(12) =8762227629a(13) =81168427279a(14) =748953936818

External references