Number of unlabeled connected graphs with n vertices which are planar squares.
A382284
Number of unlabeled connected graphs with n vertices which are planar squares.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =2a(5) =3a(6) =7a(7) =13a(8) =31a(9) =60a(10) =146a(11) =320a(12) =787a(13) =1864a(14) =4654a(15) =11526a(16) =29318a(17) =74632a(18) =192868a(19) =500487a(20) =1310826
External references
- oeis: A382284