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 A125064 #7 Feb 03 2025 02:10:40
%S A125064 1,2,11,39,169,534,1612,3894,8771,16307,29391,43291,69429,83571
%N A125064 Number of simple graphs on at most 16 unlabeled vertices with maximal degree at most 4 with a single cycle of length 16-n.
%C A125064 In the terms of the paper by Hendrickson and Parks, a(n) is the number of monocyclic skeletons with up to 16 nodes with a ring of size 16-n.
%H A125064 James B. Hendrickson and Camden A. Parks, <a href="https://doi.org/10.1021/ci00001a018">Generation and Enumeration of Carbon Skeletons</a>, J. Chem. Inf. Comput. Sci., 31 (1991), pp. 101-107. See Table VI on page 103.
%F A125064 Sum_n a(n) = Sum_{k=3..16} A036671(k).
%Y A125064 Cf. A000602, A036671, A112410, A112619, A112408, A112424, A112425, A112426.
%K A125064 nonn,fini,full
%O A125064 0,2
%A A125064 _Parthasarathy Nambi_, Jan 05 2007
%E A125064 Edited by _Andrey Zabolotskiy_, Feb 02 2025