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A220939 as a simple table

n a(n)
1 1
2 20
3 208
4 2056
5 20483
6 203905
7 2029453
8 20199560
9 201050056
10 2001087460
11 19917184799
12 198239333473
13 1973111833705
14 19638737859212
15 195467898964096
16 1945527242870032
17 19364183442340907
18 192735209316410785

[1,20,208,2056,20483,203905,2029453,20199560,
 201050056,2001087460,19917184799,198239333473,
 1973111833705,19638737859212,195467898964096,
 1945527242870032,19364183442340907,
 192735209316410785]

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Last modified March 28 18:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)