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 A054748 #13 Feb 21 2022 15:49:16 %S A054748 1,6,29,209,1652,15981,171837,2060481,26951143,381398614,5789262973, %T A054748 93674732887,1607249998772,29114205685585,554699253112833, %U A054748 11079840198856480,231366880421810416,5038182952520057443,114152394913959017721,2685768694808159100283 %N A054748 Number of inequivalent n-state 1-input n-output automata. %D A054748 F. Harary and E. Palmer, Graphical Enumeration, 1973. %H A054748 M. A. Harrison, <a href="http://dx.doi.org/10.4153/CJM-1965-010-9">A census of finite automata</a>, Canad. J. Math., 17, No. 1, 1965, 100-113. %H A054748 Sean A. Irvine, <a href="https://github.com/archmageirvine/joeis/blob/master/src/irvine/oeis/a054/A054748.java">Java program</a> (github) %F A054748 Euler transform of A054749. %Y A054748 Cf. A054732, A054749. %K A054748 nonn %O A054748 1,2 %A A054748 _Vladeta Jovovic_, Apr 22 2000 %E A054748 More terms from _Sean A. Irvine_, Feb 21 2022