%I A030467
%S A030467 428,573,727,846,7810,36365,63636,326734,673267,4545454,5454547,
%T A030467 47058823,52941178,331983807,332667334,384615386,422892989,
%U A030467 475524477,524475524,577107103,615384615,667332667,668016194
%N A030467 Numbers n such that n^2 is a concatenation of two successive numbers.
%e A030467 428^2 = 183184, the concatenation of 183 and 184.
%Y A030467 Cf. A030465, A030466, A054214, A054215, A054216, A020339, A020340.
%Y A030467 Sequence in context: A045094 A054984 A095811 this_sequence A034278 A116870 
               A064061
%Y A030467 Adjacent sequences: A030464 A030465 A030466 this_sequence A030468 A030469 
               A030470
%K A030467 nonn,base,nice
%O A030467 1,1
%A A030467 Patrick De Geest (pdg(AT)worldofnumbers.com)