n | a(n) |
---|---|
1 | 7 |
2 | 31 |
3 | 47 |
4 | 71 |
5 | 127 |
6 | 151 |
7 | 167 |
8 | 239 |
9 | 311 |
10 | 431 |
11 | 439 |
12 | 479 |
13 | 607 |
14 | 631 |
15 | 647 |
16 | 727 |
17 | 839 |
18 | 911 |
19 | 967 |
20 | 991 |
21 | 1039 |
22 | 1231 |
23 | 1319 |
24 | 1399 |
25 | 1471 |
26 | 1511 |
27 | 1559 |
28 | 1567 |
29 | 1607 |
30 | 1879 |
31 | 1951 |
32 | 1999 |
33 | 2111 |
34 | 2239 |
35 | 2311 |
36 | 2351 |
37 | 2447 |
38 | 2671 |
39 | 2719 |
40 | 2927 |
41 | 3119 |
42 | 3167 |
43 | 3191 |
44 | 3359 |
45 | 3391 |
46 | 3671 |
47 | 3727 |
48 | 3767 |
49 | 3911 |
[7,31,47,71,127,151,167,239,311,431,439,479,607, 631,647,727,839,911,967,991,1039,1231,1319,1399, 1471,1511,1559,1567,1607,1879,1951,1999,2111,2239, 2311,2351,2447,2671,2719,2927,3119,3167,3191,3359, 3391,3671,3727,3767,3911] |