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 A136095 #4 Jan 09 2019 00:51:38
%S A136095 2,58,361138,43922730588128389
%N A136095 a(n) is the largest k such that Sum_{i=1..k} 1/prime(i) <= n.
%F A136095 a(n) = A046024(n) - 1.
%Y A136095 Cf. A046024, A016088.
%K A136095 nonn
%O A136095 1,1
%A A136095 _Artur Jasinski_, Dec 13 2007