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A261953 as a simple table

n a(n)
0 1
1 3
2 9
3 12
4 18
5 21
6 27
7 30
8 36
9 39
10 45
11 48
12 54
13 57
14 63
15 66
16 72
17 75
18 81
19 84
20 90
21 93
22 99
23 102
24 108
25 111
26 117
27 120
28 126
29 129
30 135
31 138
32 144
33 147
34 153
35 156
36 162
37 165
38 171
39 174
40 180
41 183
42 189
43 192
44 198
45 201
46 207
47 210
48 216
49 219
50 225
51 228
52 234
53 237
54 243
55 246
56 252

[1,3,9,12,18,21,27,30,36,39,45,48,54,57,63,66,72,
 75,81,84,90,93,99,102,108,111,117,120,126,129,135,
 138,144,147,153,156,162,165,171,174,180,183,189,
 192,198,201,207,210,216,219,225,228,234,237,243,
 246,252]

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Last modified April 24 00:30 EDT 2024. Contains 371917 sequences. (Running on oeis4.)