Number of simple connected imperfect graphs on n vertices.
A187237
Number of simple connected imperfect graphs on n vertices.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =0a(4) =1a(5) =7a(6) =129a(7) =3312a(8) =134303a(9) =8594350a(10) =894307856a(11) =158323596832
External references
- oeis: A187237