%I #2 Mar 31 2012 13:46:50
%S 1,12,2,3,34,4,5,56,6,7,78,8,9,900,11,22,33,44,55,66,77,88,9900,112,
%T 23,344,556,67,788,99001,122,334,45,566,778,89,9001,1223,3445,5667,
%U 7889,90011,223,34455,667,788900,1122,3344,5566,7788,990011,2233,445
%N Smallest number not occurring earlier fitting the repeating pattern "11223344556677889900".
%K base,easy,nonn
%O 1,2
%A _Eric Angelini_, Oct 04 2004
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