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n | a(n) |
---|---|
1 | 3 |
2 | 19 |
3 | 33 |
4 | 91 |
5 | 139 |
6 | 193 |
7 | 319 |
8 | 333 |
9 | 391 |
10 | 913 |
11 | 931 |
12 | 1199 |
13 | 1339 |
14 | 1393 |
15 | 1919 |
16 | 1933 |
17 | 1991 |
18 | 3139 |
19 | 3193 |
20 | 3319 |
21 | 3333 |
22 | 3391 |
23 | 3913 |
24 | 3931 |
25 | 9119 |
26 | 9133 |
27 | 9191 |
28 | 9313 |
29 | 9331 |
30 | 9911 |
31 | 11399 |
32 | 11939 |
33 | 11993 |
34 | 13199 |
35 | 13339 |
36 | 13393 |
37 | 13919 |
38 | 13933 |
39 | 13991 |
40 | 19139 |
41 | 19193 |
[3,19,33,91,139,193,319,333,391,913,931,1199,1339, 1393,1919,1933,1991,3139,3193,3319,3333,3391,3913, 3931,9119,9133,9191,9313,9331,9911,11399,11939, 11993,13199,13339,13393,13919,13933,13991,19139, 19193] |