Number of simple connected graphs with n nodes that are non-integral and have no subgraph isomorphic to bull graph.
A243557
Number of simple connected graphs with n nodes that are non-integral and have no subgraph isomorphic to bull graph.
Terms
- a(0) =0a(1) =0a(2) =1a(3) =4a(4) =8a(5) =23a(6) =78a(7) =337a(8) =1690a(9) =11418
External references
- oeis: A243557