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A069505 as a simple table

n a(n)
0 1
1 3
2 7
3 22
4 111
5 1111
6 11111
7 111111
8 1111111
9 11111111
10 111111111
11 1111111111
12 11111111111
13 111111111111
14 1111111111111
15 11111111111111
16 111111111111111
17 1111111111111111
18 11111111111111111
19 111111111111111111

[1,3,7,22,111,1111,11111,111111,1111111,11111111,
 111111111,1111111111,11111111111,111111111111,
 1111111111111,11111111111111,111111111111111,
 1111111111111111,11111111111111111,
 111111111111111111]

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Last modified April 23 09:48 EDT 2024. Contains 371905 sequences. (Running on oeis4.)