Number of connected graphs with n edges embeddable into square lattice.
A181528
Number of connected graphs with n edges embeddable into square lattice.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =2a(4) =4a(5) =6a(6) =14a(7) =28a(8) =68a(9) =156a(10) =399a(11) =1012a(12) =2732a(13) =7385a(14) =20665a(15) =58377a(16) =168119a(17) =488771
External references
- oeis: A181528