Number of unlabeled planar simple graphs with n nodes.
A005470
Number of unlabeled planar simple graphs with n nodes.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =4a(4) =11a(5) =33a(6) =142a(7) =822a(8) =6966a(9) =79853a(10) =1140916a(11) =18681008a(12) =333312451
External references
- oeis: A005470