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%I
%S 1,12,12,12,12345,12,12345678901234,123456,12345678,1234567890,
%T 123456789012345678901,12,12345678901234567890123456789,
%U 12345678901234,12345,123456,12345678901234567890123456,12345678
%N Smallest number that begins with 1, has digits in order 123...901... and is divisible by n. If no such number exists then a(n) = 0.
%Y Cf. A061805. Length of n-th term gives A061311.
%K nonn,base
%O 1,2
%A _Amarnath Murthy_, May 28 2001
%E Corrected and extended by _Frank Ellermann_, May 28 2001
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