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A173808 as a simple table

n a(n)
1 9
2 79
3 779
4 7779
5 77779
6 777779
7 7777779
8 77777779
9 777777779
10 7777777779
11 77777777779
12 777777777779
13 7777777777779
14 77777777777779
15 777777777777779
16 7777777777777779
17 77777777777777779
18 777777777777777779 

[9,79,779,7779,77779,777779,7777779,77777779,
 777777779,7777777779,77777777779,777777777779,
 7777777777779,77777777777779,777777777777779,
 7777777777777779,77777777777777779,
 777777777777777779]

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Last modified April 17 22:23 EDT 2024. Contains 371767 sequences. (Running on oeis4.)