This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A006545 M0885 #17 Jul 08 2025 16:49:12 %S A006545 1,2,3,8,22,62 %N A006545 Number of stable unicyclic graphs with n nodes. %D A006545 K. L. McAvaney, Counting stable trees, pp. 79-85 of Combinatorial Mathematics (Proceedings 2nd Australian Conf.), Lect. Notes Math. 403, 1974. %D A006545 K. L. McAvaney, personal communication. %D A006545 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence). %H A006545 K. L. McAvaney, <a href="/A006544/a006544.pdf">Letter to N. J. A. Sloane, May 1975</a> %Y A006545 Cf. A006544, A003426-A003429. %K A006545 nonn,more %O A006545 3,2 %A A006545 _N. J. A. Sloane_