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A002275 as a simple table

n a(n)
0 0
1 1
2 11
3 111
4 1111
5 11111
6 111111
7 1111111
8 11111111
9 111111111
10 1111111111
11 11111111111
12 111111111111
13 1111111111111
14 11111111111111
15 111111111111111
16 1111111111111111
17 11111111111111111
18 111111111111111111
19 1111111111111111111
20 11111111111111111111

[0,1,11,111,1111,11111,111111,1111111,11111111,
 111111111,1111111111,11111111111,111111111111,
 1111111111111,11111111111111,111111111111111,
 1111111111111111,11111111111111111,
 111111111111111111,1111111111111111111,
 11111111111111111111]

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Last modified April 21 23:52 EDT 2021. Contains 343156 sequences. (Running on oeis4.)