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A064438 as a simple table

n a(n)
1 1
2 2
3 3
4 4
5 6
6 8
7 9
8 12
9 16
10 18
11 20
12 21
13 24
14 28
15 30
16 32
17 33
18 35
19 36
20 40
21 42
22 48
23 50
24 52
25 54
26 60
27 63
28 64
29 66
30 68
31 69
32 72
33 76
34 78
35 80
36 81
37 84
38 88
39 90
40 91
41 96
42 100
43 102
44 108
45 112
46 114
47 120
48 126
49 128
50 129
51 132
52 136
53 138
54 140
55 144
56 148
57 150
58 154
59 156
60 160
61 162
62 168
63 171
64 180

[1,2,3,4,6,8,9,12,16,18,20,21,24,28,30,32,33,35,
 36,40,42,48,50,52,54,60,63,64,66,68,69,72,76,78,
 80,81,84,88,90,91,96,100,102,108,112,114,120,126,
 128,129,132,136,138,140,144,148,150,154,156,160,
 162,168,171,180]

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Last modified July 21 19:25 EDT 2019. Contains 325199 sequences. (Running on oeis4.)