Number of simple connected graphs with n nodes that are planar and K_4 free.
A243337
Number of simple connected graphs with n nodes that are planar and K_4 free.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =5a(4) =17a(5) =79a(6) =478a(7) =4123a(8) =46666a(9) =648758a(10) =10275896a(11) =177007433
External references
- oeis: A243337