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 A344011 #7 Jun 09 2021 16:31:44 %S A344011 7,9,14,17,23,28,35,40,52,56,70,76,84,94,112,116,138,144,162,172,196, %T A344011 202,222,234,262,272,298,320,332,342 %N A344011 Row 3 of array in A344009. %Y A344011 Cf. A002491, A344009, A344010. %K A344011 nonn,more %O A344011 1,1 %A A344011 _N. J. A. Sloane_, Jun 09 2021