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A087608 as a simple table

n a(n)
1 17
2 227
3 1117
4 11117
5 333337
6 1000051000051000051000051000051000057
7 11111117
8 222222227
9 4444444447
10 66666666667
11 888888888887
12 1000101000101000101000101000101000101000101000101000101000101000101000107
13 191919191919191919191919197
14 222222222222227

[17,227,1117,11117,333337,
 1000051000051000051000051000051000057,11111117,
 222222227,4444444447,66666666667,888888888887,
 10001010001010001010001010001010001010001010001010\
 00101000101000101000107,
 191919191919191919191919197,222222222222227]

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Last modified June 19 05:18 EDT 2021. Contains 345125 sequences. (Running on oeis4.)