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A224474 as a simple table

n a(n)
1 1
2 51
3 751
4 8751
5 18751
6 218751
7 4218751
8 74218751
9 574218751
10 3574218751
11 63574218751
12 163574218751
13 163574218751
14 80163574218751
15 480163574218751
16 7480163574218751
17 87480163574218751
18 487480163574218751
19 5487480163574218751
20 15487480163574218751

[1,51,751,8751,18751,218751,4218751,74218751,
 574218751,3574218751,63574218751,163574218751,
 163574218751,80163574218751,480163574218751,
 7480163574218751,87480163574218751,
 487480163574218751,5487480163574218751,
 15487480163574218751]

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Last modified August 1 15:32 EDT 2021. Contains 346393 sequences. (Running on oeis4.)