cp's OEIS Frontend

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.

A006867 Number of irreducible polyhedral graphs with n faces.

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%I A006867 M1527 #11 Feb 28 2024 09:39:18
%S A006867 1,2,5,20,107,826,7703,81231,914973,10772406
%N A006867 Number of irreducible polyhedral graphs with n faces.
%C A006867 A polyhedral graph is irreducible if it ceases to be 3-connected upon removal of any edge. - _Andrey Zabolotskiy_, Feb 28 2024
%D A006867 M. B. Dillencourt, personal communication.
%D A006867 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
%H A006867 M. B. Dillencourt, <a href="https://doi.org/10.1006/jctb.1996.0008">Polyhedra of small orders and their Hamiltonian properties</a>, J. Comb. Theory, Ser. B, 66 (1996) 87-122.
%Y A006867 Cf. A006866, A000944.
%K A006867 nonn,more
%O A006867 4,2
%A A006867 _N. J. A. Sloane_
%E A006867 a(13) from Dillencourt (1996) added by _Andrey Zabolotskiy_, Feb 28 2024