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 A158756 #4 Jun 02 2025 01:27:06 %S A158756 5,13,29,41,47,53,61,97,109,149,167,173,197,233,239,271,283,313,331, %T A158756 349,373,409,433,439,509,521,557,563,593,641,677,743,761,773,797,887, %U A158756 911,941,953,1013,1021,1039,1051,1129,1171,1237,1279,1291,1297,1321,1429 %N A158756 Removed primes according to algorithm of A156284. %C A158756 Odd primes which are not in A156284 %Y A158756 A156284 %K A158756 nonn %O A158756 1,1 %A A158756 _Vladimir Shevelev_, Mar 25 2009