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 A115809 #5 Mar 31 2012 13:21:10 %S A115809 0,31,62,63,124,126,127,248,252,254,255,496,504,508,510,511,992,1008, %T A115809 1016,1020,1022,1023,1984,2016,2032,2040,2044,2046,2047,3968,4032, %U A115809 4064,4080,4088,4092,4094,4095,7936,8064,8128,8160,8176,8184,8188 %N A115809 Integers i such that 17*i = 49 X i. %C A115809 Here * stands for ordinary multiplication and X means carryless (GF(2)[X]) multiplication (A048720). %H A115809 <a href="/index/Con#CongruCrossDomain">Index entries for sequences defined by congruent products between domains N and GF(2)[X]</a> %Y A115809 Cf. Subset of A115801 ? A115810 shows this sequence in binary. %K A115809 nonn %O A115809 0,2 %A A115809 _Antti Karttunen_, Feb 01 2006