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A128458 as a simple table

n a(n)
1 1
2 2
3 3
4 7
5 12
6 17
7 19
8 51
9 65
10 550
11 1460
12 1641
13 7035
14 18002
15 20963
16 21163
17 42563
18 94906
19 148048

[1,2,3,7,12,17,19,51,65,550,1460,1641,7035,18002,
 20963,21163,42563,94906,148048]

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Last modified May 18 05:10 EDT 2021. Contains 343994 sequences. (Running on oeis4.)