A243565 Number of simple connected graphs with n nodes that are planar and have no subgraph isomorphic to diamond graph.
1, 1, 2, 4, 11, 38, 159, 882, 6242, 55316, 578130, 6774786
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 9766535.
Extensions
a(11)-a(12) added using tinygraph by Falk Hüffner, May 09 2019