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%I
%S 0,0,0,1,2,3,4,5,7,1,10,11,11,11,12,12,12,13,13,13,14,13,15,15,16,16,
%T 17,17,18,18,19,19,19,21,21,22,23,34,34,35,36,37,38,36,39,40,41,42,43,
%U 45,55,56,57,58,56,60,61,63,64,66,76,77,79,80,81,78,84
%N Number of numbers m with n < m <= n^2 containing n in decimal representation.
%e n=21: numbers >21 and <=441=21^2 containing "21": {121, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 221, 321, 421} having size 14, therefore a(21)=14.
%K nonn,base
%O 1,5
%A _Reinhard Zumkeller_, Jun 10 2002
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