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A137050 as a simple table

n a(n)
1 1
2 7
3 771
4 95915479
5 1414114479
6 9549447479
7 9997777479
8 44175549479
9 444714977479
10 744411947479
11 7719779447479
12 9755999159479
13 9795711159479
14 9955779977479
15 9974955915479
16 9975759415479
17 44711911155479
18 77174797777479
19 99571459159479
20 757941917114479
21 957974171959479
22 999597777979479
23 999747957114479

[1,7,771,95915479,1414114479,9549447479,
 9997777479,44175549479,444714977479,744411947479,
 7719779447479,9755999159479,9795711159479,
 9955779977479,9974955915479,9975759415479,
 44711911155479,77174797777479,99571459159479,
 757941917114479,957974171959479,999597777979479,
 999747957114479]

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Last modified November 26 18:01 EST 2022. Contains 358362 sequences. (Running on oeis4.)