Possible numbers of complements of topologies on 6 points.
A018197
Possible numbers of complements of topologies on 6 points.
Terms
- a(0) =1a(1) =5a(2) =16a(3) =27a(4) =31a(5) =64
External references
- oeis: A018197
A018197
Possible numbers of complements of topologies on 6 points.