Number of 3-connected planar triangulations of the sphere with n vertices up to orientation preserving isomorphisms.
A253882
Number of 3-connected planar triangulations of the sphere with n vertices up to orientation preserving isomorphisms.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =6a(4) =17a(5) =73a(6) =389a(7) =2274a(8) =14502a(9) =97033a(10) =672781a(11) =4792530a(12) =34911786a(13) =259106122a(14) =1954315346a(15) =14949368524a(16) =115784496932a(17) =906736988527
External references
- oeis: A253882