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A104760 as a simple table

n a(n)
1 57
2 77
3 3777
4 17777
5 277777
6 1777777
7 17777777
8 707777777
9 3777777777
10 17777777777
11 577777777777
12 1777777777777
13 37777777777777
14 757777777777777
15 4777777777777777
16 37777777777777777
17 277777777777777777

[57,77,3777,17777,277777,1777777,17777777,
 707777777,3777777777,17777777777,577777777777,
 1777777777777,37777777777777,757777777777777,
 4777777777777777,37777777777777777,
 277777777777777777]

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Last modified April 23 12:08 EDT 2024. Contains 371912 sequences. (Running on oeis4.)