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A199691 as a simple table

n a(n)
0 12
1 111
2 1101
3 11001
4 110001
5 1100001
6 11000001
7 110000001
8 1100000001
9 11000000001
10 110000000001
11 1100000000001
12 11000000000001
13 110000000000001
14 1100000000000001
15 11000000000000001
16 110000000000000001
17 1100000000000000001

[12,111,1101,11001,110001,1100001,11000001,
 110000001,1100000001,11000000001,110000000001,
 1100000000001,11000000000001,110000000000001,
 1100000000000001,11000000000000001,
 110000000000000001,1100000000000000001]

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Last modified April 24 22:17 EDT 2024. Contains 371964 sequences. (Running on oeis4.)