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A173193 as a simple table

n a(n)
1 7
2 27
3 227
4 2227
5 22227
6 222227
7 2222227
8 22222227
9 222222227
10 2222222227
11 22222222227
12 222222222227
13 2222222222227
14 22222222222227
15 222222222222227
16 2222222222222227
17 22222222222222227
18 222222222222222227

[7,27,227,2227,22227,222227,2222227,22222227,
 222222227,2222222227,22222222227,222222222227,
 2222222222227,22222222222227,222222222222227,
 2222222222222227,22222222222222227,
 222222222222222227]

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Last modified April 24 00:30 EDT 2024. Contains 371917 sequences. (Running on oeis4.)