2,2

S. K. Das, On the enumeration of finite maximal connected topologies, J. Combin. Theory, B 15 (1973), 184-199.

Sequence in context: A111974 A066315 A058499 this_sequence A109220 A018034 A000227

Adjacent sequences: A003094 A003095 A003096 this_sequence A003098 A003099 A003100

nonn

njas