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 A093874 #4 Dec 05 2013 19:56:48 %S A093874 2,3,4,4,5,5,6,6,7,7,7,8,8,8,9,9,9,9,10,10,10,11,11,11,11,12,12,12,12, %T A093874 13,13,13,13,14,14,14,14,14,15,15,15,15,16,16,16,16,16,16,17,17,17,17, %U A093874 17,17,18,18,18,18,18,19,19,19,19,19,20,20,20,20,20,20,21,21,21,21,21 %N A093874 Least k such that there are at least n primes between k and k^2. %Y A093874 Cf. A117490. %K A093874 less,nonn %O A093874 1,1 %A A093874 _Amarnath Murthy_, Apr 20 2004 %E A093874 More terms from _David Wasserman_, Apr 23 2007