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 A003225 M2827 #21 Oct 21 2023 17:05:35 %S A003225 1,3,9,89,1705,67750,3771993,274460137,24940556932,2766249007425, %T A003225 367696475451179,57702068070938071,10555631209951650809, %U A003225 2226578454651253107758,536474432232188713033347,146427715863075641229151764,44945602048024898356307332914 %N A003225 The number of superpositions of cycles of order n of the groups S_3 and D_n. %C A003225 Palmer and Robinson, Table 2, has incorrect a(8) = 67774. - _Sean A. Irvine_, Oct 25 2017 %D A003225 F. Harary and E. M. Palmer, Graphical Enumeration, Academic Press, NY, 1973, p. 171. %D A003225 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence). %H A003225 E. M. Palmer and R. W. Robinson, <a href="http://dx.doi.org/10.1007/BF02392038">Enumeration under two representations of the wreath product</a>, Acta Math., 131 (1973), 123-143. %Y A003225 Cf. A003224, A006841. %K A003225 nonn,easy %O A003225 3,2 %A A003225 _N. J. A. Sloane_ %E A003225 a(8) corrected and more terms from _Sean A. Irvine_, Oct 25 2017