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 A112077 #2 Mar 31 2012 14:02:21 %S A112077 289,1559,2999,3071,6431,6551,8089,8711,8761,9071,10919,10921,13729, %T A112077 13991,14569,14759,14999,15409,16631,16799,18119,18841,19009,20159, %U A112077 20329,21121,21551,21961,22151,23399,23521,23999,24049,24911,25871 %N A112077 Odd numbers n for which 17 is the smallest i (>= 1) with Jacobi symbol J(i,n) getting either a value 0 or -1. %Y A112077 Row 7 of A112070. a(n) = 2*A112067(n)+1. %K A112077 nonn %O A112077 1,1 %A A112077 _Antti Karttunen_, Aug 27 2005