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A207830 as a simple table

n a(n)
1 12
2 15
3 18
4 21
5 51
6 81
7 102
8 105
9 108
10 111
11 114
12 117
13 120
14 123
15 126
16 129
17 132
18 135
19 138
20 141
21 144
22 147
23 150
24 153
25 156
26 159
27 162
28 165
29 168
30 171
31 174
32 177
33 180
34 183
35 186
36 189
37 192
38 195
39 198
40 201
41 210
42 213
43 216
44 219
45 231
46 261
47 291
48 312
49 315
50 318
51 321
52 351
53 381
54 411
55 414

[12,15,18,21,51,81,102,105,108,111,114,117,120,
 123,126,129,132,135,138,141,144,147,150,153,156,
 159,162,165,168,171,174,177,180,183,186,189,192,
 195,198,201,210,213,216,219,231,261,291,312,315,
 318,321,351,381,411,414]

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Last modified April 25 12:33 EDT 2024. Contains 371969 sequences. (Running on oeis4.)