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 A297879 #9 Jan 07 2018 23:49:24 %S A297879 7,5,2,13,7,5,2,13,2,3,11,19,17,13,23,11,13,17,19,31,19,23,19,23,31, %T A297879 37,31,29,19,23,31,29,31,17,23,5,7,2,19,43,37,47,41,61,59,47,41,43,37, %U A297879 41,61,53,79,73,59,53,73,71,67,83,79,73,67,83,79,73,109,2 %N A297879 a(n) = A297706(n) XOR A297706(n+1) XOR A297706(n+2) (where XOR denotes the bitwise XOR operator). %C A297879 All terms are prime. %H A297879 Rémy Sigrist, <a href="/A297879/b297879.txt">Table of n, a(n) for n = 1..10000</a> %H A297879 Rémy Sigrist, <a href="/A297879/a297879.png">Scatterplot of the first 25000 terms</a> (with terms such that a(n) = 2 highlighted) %e A297879 a(7) = A297706(7) XOR A297706(8) XOR A297706(9) = 9 XOR 7 XOR 12 = 2. %Y A297879 Cf. A297706. %K A297879 nonn,base %O A297879 1,1 %A A297879 _Rémy Sigrist_, Jan 07 2018