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 A115807 #5 Mar 31 2012 13:21:10 %S A115807 0,3,6,12,24,48,51,96,102,192,195,204,384,387,390,408,768,771,774,780, %T A115807 816,819,1536,1539,1542,1548,1560,1632,1638,3072,3075,3078,3084,3096, %U A115807 3120,3123,3264,3267,3276,6144,6147,6150,6156,6168,6192,6195,6240 %N A115807 Integers i such that 15*i = 27 X i. %C A115807 Here * stands for ordinary multiplication and X means carryless (GF(2)[X]) multiplication (A048720). %H A115807 <a href="/index/Con#CongruCrossDomain">Index entries for sequences defined by congruent products between domains N and GF(2)[X]</a> %Y A115807 Cf. Subset of A048719 ? Differs from A048719 for the first time at n=8, where A048719(8)=99, while a(8)=102. (Note: 99 = 1100011 in binary). A115808 shows this sequence in binary. %K A115807 nonn %O A115807 0,2 %A A115807 _Antti Karttunen_, Feb 01 2006