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 A118509 #16 Feb 11 2015 04:12:27 %S A118509 682,764,754,830,838,870,854,864,922,912,902,924,1000,896,946,1020, %T A118509 882,980,1008,924,1110,934,1026,924,1014,960,1110,1008,1050,1050,944, %U A118509 1116,1042,1008,1004,1036,1110,1022,1032,1108,1050,1110,992,978,1150,1106 %N A118509 First differences of A031921. %H A118509 K. D. Bajpai, <a href="/A118509/b118509.txt">Table of n, a(n) for n = 1..10000</a> %p A118509 A118509:= proc() local a,b,k; a:=ithprime(n*100); b:=ithprime((n+1)*100);k:=b-a;RETURN (k); end: seq(A118509 (), n=1..100); # _K. D. Bajpai_, Jun 19 2014 %K A118509 nonn %O A118509 1,1 %A A118509 _Lekraj Beedassy_, May 06 2006 %E A118509 More terms from _Joshua Zucker_, May 11 2006