Number of unlabeled, connected graphs on n vertices that have no induced subgraph isomorphic to a gem, where a gem is a 4-path with a fifth vertex adjacent to all four of the vertices in the path.
A079576
Number of unlabeled, connected graphs on n vertices that have no induced subgraph isomorphic to a gem, where a gem is a 4-path with a fifth vertex adjacent to all four of the vertices in the path.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =6a(4) =20a(5) =93a(6) =534a(7) =4291a(8) =47120a(9) =739310a(10) =16641941a(11) =539386425
External references
- oeis: A079576