A079456 Number of unlabeled and connected graphs which are complements of chordal graphs.

1, 1, 2, 6, 17, 67, 299, 1726, 12405, 112234, 1265629, 17716712, 306896676, 6579771024

Offset: 1

Author

Jim Nastos, Jan 13 2003

Keywords

• more
• nonn

Comments

Usually referred to as "cochordal" graphs. G is cochordal if it contains no induced complement of a cycle of size 4 or more.

Links

• F. Hüffner, tinygraph, software for generating integer sequences based on graph properties, version e8699da.

Extensions

a(10)-a(14) added using tinygraph by Falk Hüffner, Jan 16 2016