5,2
Eric Weisstein's World of Mathematics, k-Connected Graph
There are 4 different 4-connected graphs on 6 vertices. - Dylan Thurston (dpt(AT)cpw.math.columbia.edu), Jun 18 2009
Sequence in context: A144281 A058791 A093959 * A167041 A123129 A075577
Adjacent sequences: A086213 A086214 A086215 * A086217 A086218 A086219
nonn,hard,more
Eric Weisstein (eric(AT)weisstein.com), Jul 12, 2003
Offset corrected by Dylan Thurston, Jun 18 2009