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A168375 as a simple table

n a(n)
1 1
2 3
3 13
4 33
5 39
6 103
7 109
8 123
9 139
10 163
11 169
12 171
13 181
14 183
15 207
16 211
17 289
18 297
19 303
20 309
21 339
22 369
23 379
24 393
25 423
26 451
27 457
28 463
29 1021
30 1027
31 1047
32 1053
33 1057
34 1081
35 1087
36 1111
37 1123
38 1161
39 1189
40 1201
41 1249
42 1273
43 1293
44 1303
45 1329
46 1339
47 1351
48 1381
49 1387

[1,3,13,33,39,103,109,123,139,163,169,171,181,183,
 207,211,289,297,303,309,339,369,379,393,423,451,
 457,463,1021,1027,1047,1053,1057,1081,1087,1111,
 1123,1161,1189,1201,1249,1273,1293,1303,1329,1339,
 1351,1381,1387]

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Last modified May 14 07:28 EDT 2024. Contains 372530 sequences. (Running on oeis4.)