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A204847 as a simple table

n a(n)
1 1
2 11
3 111
4 101
5 11111
6 91
7 1111111
8 10001
9 333667
10 9091
11 11111111111
12 9901
13 1111111111111
14 909091
15 90090991
16 100000001
17 11111111111111111
18 999001
19 1111111111111111111
20 99009901
21 900900990991
22 826446281
23 11111111111111111111111
24 99990001
25 100001000010000100001

[1,11,111,101,11111,91,1111111,10001,333667,9091,
 11111111111,9901,1111111111111,909091,90090991,
 100000001,11111111111111111,999001,
 1111111111111111111,99009901,900900990991,
 826446281,11111111111111111111111,99990001,
 100001000010000100001]

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Last modified March 30 04:14 EDT 2024. Contains 371289 sequences. (Running on oeis4.)