n | a(n) |
---|---|
1 | 7 |
2 | 67 |
3 | 79 |
4 | 97 |
5 | 677 |
6 | 769 |
7 | 797 |
8 | 967 |
9 | 977 |
10 | 997 |
11 | 6679 |
12 | 6779 |
13 | 6967 |
14 | 6977 |
15 | 6997 |
16 | 7669 |
17 | 7699 |
18 | 9677 |
19 | 9679 |
20 | 9697 |
21 | 9767 |
22 | 9769 |
23 | 9967 |
24 | 66697 |
25 | 66797 |
26 | 66977 |
27 | 67679 |
28 | 67699 |
29 | 67777 |
30 | 67967 |
31 | 67979 |
32 | 69677 |
33 | 69697 |
34 | 69767 |
35 | 69779 |
36 | 69997 |
37 | 76667 |
38 | 76679 |
39 | 76697 |
40 | 76777 |
41 | 77699 |
42 | 77797 |
[7,67,79,97,677,769,797,967,977,997,6679,6779, 6967,6977,6997,7669,7699,9677,9679,9697,9767,9769, 9967,66697,66797,66977,67679,67699,67777,67967, 67979,69677,69697,69767,69779,69997,76667,76679, 76697,76777,77699,77797] |