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 A217092 #8 Sep 26 2012 18:36:49 %S A217092 3,7,15,35,57,99,429,445,731,5151,12619,30061,68517,111435,766963, %T A217092 5272667,5892979,10855425,11475773,34427205,200476101,879640035, %U A217092 879640081,5987618771,9464300559,13456046373,33028477513,85307471025 %N A217092 Values of A196189 such that both k and A196189(k) are odd. %C A217092 See A196190 for the indices of odd numbers such that A196189(n) is odd. %C A217092 a(29) > 10^11. %e A217092 The values of A196189 begin with 3, 5, 7, 9, 8, 11, 10, 13, 14, 17, 15, 19, 16, 23. The odd values with odd n of A196189 start with 3, 7, 15. Thus A217092(3) = 15 and A196190(3) = 11. %Y A217092 Cf. A196189, A196190. %K A217092 nonn %O A217092 1,1 %A A217092 _Robert Price_, Sep 26 2012