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 A166730 #2 Mar 30 2012 17:36:45
%S A166730 20,30,40,50,60,70,80,90,120,130,140,150,160,170,180,190,220,230,240,
%T A166730 250,260,270,280,290,320,330,340,350,360,370,380,390,420,430,440,450,
%U A166730 460,470,480,490,520,530,540,550,560,570,580,590,620,630,640,650,660
%N A166730 Positive integers with English names ending in "y".
%F A166730 A008592 MINUS {n | n = 0 mod 100 or n = 10 mod 100}.
%e A166730 Twenty (20) is a term. Ten (10) is not a term (but is a term of A060228); one hundred (100) is not a term (but is a term of A166731); one million (1000000) is not a term (but is in A060228).
%Y A166730 Cf. A008592, A166726, A166727, A166728, A166729, A166731, A059093, A060228.
%K A166730 easy,nonn,word
%O A166730 1,1
%A A166730 _Rick L. Shepherd_, Oct 20 2009