%I A027716
%S A027716 0,1,20,200,219,261,2000,2234,2551,2613,20000,20604,200000,202885,
%T A027716 205704,218354,2000000,2155139,2490266,2620486
%N A027716 Numbers n such that n^2+n+4 is a palindrome.
%H A027716 P. De Geest, <a href="http://www.worldofnumbers.com/quasimor.htm">Palindromic 
               Quasi_Over_Squares of the form n^2+(n+X)</a>
%Y A027716 Cf. A027717, A027689.
%Y A027716 Sequence in context: A061180 A125383 A126541 this_sequence A126901 A008420 
               A045758
%Y A027716 Adjacent sequences: A027713 A027714 A027715 this_sequence A027717 A027718 
               A027719
%K A027716 nonn
%O A027716 1,3
%A A027716 Patrick De Geest (pdg(AT)worldofnumbers.com)