%I A028823
%S A028823 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,18,19,21,22,23,24,26,27,28,
%T A028823 29,30,31,35,37,38,40,42,44,45,46,47,49,53,56,57,59,60,62,63,64,70,
%U A028823 72,73,75,76,79,81,82,86,87,91,92,95,98,103,104,108,109,110,113,114
%N A028823 Numbers n such that n^2 + n + 17 is prime.
%H A028823 P. De Geest, <a href="http://www.worldofnumbers.com/quasimor.htm">Palindromic 
               Quasi_Over_Squares of the form n^2+(n+X)</a>
%Y A028823 Sequence in context: A098312 A046039 A023784 this_sequence A074739 A098314 
               A052057
%Y A028823 Adjacent sequences: A028820 A028821 A028822 this_sequence A028824 A028825 
               A028826
%K A028823 nonn
%O A028823 1,3
%A A028823 Patrick De Geest (pdg(AT)worldofnumbers.com)