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 A342296 #6 Mar 28 2021 15:09:25 %S A342296 1,1,9,113,1649,2655,440985,7711009,138792929 %N A342296 Appears to be an erroneous version of A243676. %C A342296 Included in accordance with OEIS policy of listing published but incorrect sequences to serve as pointers to the correct versions. %D A342296 Sheng-Liang Yang and Mei-yang Jiang, The m-Schröder paths and m-Schröder numbers, Disc. Math. (2021) Vol. 344, Issue 2, 112209. doi:10.1016/j.disc.2020.112209. See Table 1. %K A342296 dead %O A342296 0,3