%I #10 Jun 17 2024 07:09:41
%S 2,6,18,94,500,3485
%N Number of prime unlabeled connected topologies (i.e., prime connected homeomorphism classes) on n points.
%H R. Kreminski, <a href="https://doi.org/10.35834/2000/1202096">Graphs and matrices in the study of (finite) topological spaces</a>, Missouri J. Mathematical Sciences, Volume 12 (Issue #2, Spring 2000).
%K nonn,more
%O 2,1
%A Richard M Kreminski (kremin(AT)boisdarc.tamu-commerce.edu)