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 A227198 #8 Jul 12 2013 15:06:52 %S A227198 9,15,25,33,39,49,57,63,81,87,95,105,111,119,121,129,135,145,153,159, %T A227198 169,177,183,201,207,215,225,231,249,255,265,273,279,289,297,303,321, %U A227198 327,335,345,351,361,369,375,385,393,399,417,423,441,447,455,465,471,489 %N A227198 Odd terms in A227197. %C A227198 Gives all terms n for which A090368((n+1)/2) = A112046((n-1)/2). %C A227198 Contains all odd squares. What else? %o A227198 (PARI) A227196(n) = for(k=1, n, if(kronecker(k, n)<1, return(k))) %o A227198 for(n=2,1000,if((0==kronecker(A227196(n),n)&&1==(n%2)),print1(n,", "))) %Y A227198 Cf. A227196, A227197, A090368, A112046. %K A227198 nonn %O A227198 1,1 %A A227198 _Antti Karttunen_, Jul 06 2013