A242792 Number of connected bowtie-free graphs on n nodes.
1, 1, 2, 6, 15, 60, 273, 1769, 14836, 174111, 2810354, 62810605
Offset: 1
Links
- Travis Hoppe and Anna Petrone, Encyclopedia of Finite Graphs
- F. Hüffner, tinygraph, software for generating integer sequences based on graph properties, version 29e68fa.
- Eric Weisstein's World of Mathematics, Bowtie or Butterfly Graph
Extensions
a(11)-a(12) added using tinygraph by Falk Hüffner, Sep 22 2020