%I A122903
%S A122903 1,3,4,12,70,90,210
%N A122903 Numbers n such that in Z/nZ the number of squares is equal to the number 
               of invertible elements.
%F A122903 n such that A000224(n) = A000010(n)
%Y A122903 Cf. A122904, A122905, A122906, A122907.
%Y A122903 Sequence in context: A101716 A109771 A052626 this_sequence A059792 A018930 
               A127689
%Y A122903 Adjacent sequences: A122900 A122901 A122902 this_sequence A122904 A122905 
               A122906
%K A122903 fini,full,nonn
%O A122903 1,2
%A A122903 Max Alekseyev (maxale(AT)gmail.com), Sep 18 2006