%I #42 Jun 02 2024 14:22:35
%S 11,1,22,2,33,3,44,4,55,5,66,6,77,7,88,8,99,9,1001,0,1010,1111,1100,
%T 2222,3333,4444,5555,6666,7777,8888,9999,111111,222222,333333,444444,
%U 555555,666666,777777,888888,999999,10000111,200222,200002,202022,11111111
%N For all n's, the set including the terms {a(1), a(2), a(3), ..., a(n)} has a prime number of digits 0, 1, 2, 3, 4, 5, 6, 7, 8 and 9.
%C The sequence is started with a(1) = 11 and always extended with the smallest integer not yet present and not leading to a contradiction.
%H Giovanni Resta, <a href="/A282868/b282868.txt">Table of n, a(n) for n = 1..100</a>
%e The set made of the first 6 terms is {11,1,22,2,33,3}; we count three 1's, three 2's and three 3's.
%K nonn,base
%O 1,1
%A _Eric Angelini_ and _Jean-Marc Falcoz_, Mar 17 2017
%E Data corrected by _Giovanni Resta_, Mar 17 2017
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