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A018509
as a simple table
n
a(n)
1
1
2
2
3
3
4
4
5
5
6
6
7
9
8
10
9
12
10
15
11
18
12
20
13
27
14
30
15
36
16
45
17
54
18
60
19
90
20
108
21
135
22
180
23
270
24
540
[1,2,3,4,5,6,9,10,12,15,18,20,27,30,36,45,54,60, 90,108,135,180,270,540]
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Last modified April 19 17:39 EDT 2024. Contains 371797 sequences. (Running on oeis4.)
