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A108311 as a simple table

n a(n)
1 2
2 5
3 8
4 12
5 15
6 18
7 20
8 30
9 80
10 143
11 152
12 164
13 176
14 239
15 291
16 324
17 504
18 594
19 983
20 2894

[2,5,8,12,15,18,20,30,80,143,152,164,176,239,291,
 324,504,594,983,2894]

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Last modified March 29 08:13 EDT 2024. Contains 371265 sequences. (Running on oeis4.)