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A039666 as a simple table

n a(n)
1 1
2 3
3 15
4 30
5 35
6 56
7 70
8 78
9 105
10 140
11 168
12 190
13 210
14 248
15 264
16 357
17 420
18 570
19 616
20 630

[1,3,15,30,35,56,70,78,105,140,168,190,210,248,
 264,357,420,570,616,630]

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Last modified September 1 19:29 EDT 2024. Contains 375594 sequences. (Running on oeis4.)