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A199686 as a simple table

n a(n)
0 7
1 61
2 601
3 6001
4 60001
5 600001
6 6000001
7 60000001
8 600000001
9 6000000001
10 60000000001
11 600000000001
12 6000000000001
13 60000000000001
14 600000000000001
15 6000000000000001
16 60000000000000001
17 600000000000000001
18 6000000000000000001

[7,61,601,6001,60001,600001,6000001,60000001,
 600000001,6000000001,60000000001,600000000001,
 6000000000001,60000000000001,600000000000001,
 6000000000000001,60000000000000001,
 600000000000000001,6000000000000000001]

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Last modified October 15 18:54 EDT 2021. Contains 348034 sequences. (Running on oeis4.)