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 A328973 #10 Jul 02 2021 01:55:35 %S A328973 119,128,129,137,138,139,146,147,148,149,155,156,157,158,159,164,165, %T A328973 166,167,168,169,173,174,175,176,177,178,179,182,183,184,185,186,187, %U A328973 188,189,191,192,193,194,195,196,197,198,199,219,228,229,237,238,239,246 %N A328973 Numbers k such that A053392(k) > k. %Y A328973 Cf. A053392. %K A328973 nonn,base %O A328973 1,1 %A A328973 _N. J. A. Sloane_, Nov 01 2019