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 A266730 #7 Jan 04 2016 22:20:42 %S A266730 4,6,10,14,24,30,58,70,116 %N A266730 Appears to be an erroneous version of A000066. %C A266730 Listed in accordance with OEIS policy of including published but erroneous sequences, to serve as pointers to the correct versions. %D A266730 Araujo-Pardo, Gabriela, Geoffrey Exoo, and Robert Jajcay. "Small bi-regular graphs of even girth." Discrete Mathematics 339.2 (2016): 658-667. %K A266730 nonn %O A266730 3,1 %A A266730 _N. J. A. Sloane_, Jan 04 2016