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1,2
Table of n, a(n) for n=1..6.
The next term after 1 is 21, because 21 is the lowest integer higher than 1 that contains a 1 but does not start with 1.
Sequence in context: A200888 A179441 A164785 * A117388 A053052 A243882
Adjacent sequences: A179953 A179954 A179955 * A179957 A179958 A179959
easy,nonn
Dominick Cancilla, Aug 03 2010
approved