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A028853 Number of prime labeled topologies on n points. 0

%I #21 Mar 03 2024 17:15:58

%S 4,29,320,6942,205760,9535241

%N Number of prime labeled topologies 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)

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Last modified August 17 13:27 EDT 2024. Contains 375210 sequences. (Running on oeis4.)