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 A344933 #9 Dec 24 2022 11:27:47
%S A344933 0,1,2,3,4,5,6,8,9,11,12,15,17,21,24,25,29,34,36,37,39,46,51
%N A344933 Record values of A046800.
%t A344933 DeleteDuplicates[Join[{0},PrimeNu/@(2^Range[200]-1)],GreaterEqual] (* The program generates the first 14 terms of the sequence. *) (* _Harvey P. Dale_, Dec 24 2022 *)
%Y A344933 Cf. A046800, A344932.
%K A344933 nonn,hard,more
%O A344933 1,3
%A A344933 _Chai Wah Wu_, Jun 02 2021