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 A112076 #2 Mar 31 2012 14:02:21 %S A112076 169,479,1151,1319,1679,2351,2641,2689,3529,3671,3911,4199,4321,4751, %T A112076 4919,5519,5569,5759,6169,6599,7031,7391,7559,7561,7681,7871,8279, %U A112076 8879,8951,9241,9529,9601,9719,9769,10081,11089,11591,11929,12049 %N A112076 Odd numbers n for which 13 is the smallest i (>= 1) with Jacobi symbol J(i,n) getting either a value 0 or -1. %Y A112076 Row 6 of A112070. a(n) = 2*A112066(n)+1. %K A112076 nonn %O A112076 1,1 %A A112076 _Antti Karttunen_, Aug 27 2005