n | a(n) |
---|---|
1 | 7 |
2 | 17 |
3 | 71 |
4 | 117 |
5 | 171 |
6 | 711 |
7 | 1117 |
8 | 1171 |
9 | 1711 |
10 | 7111 |
11 | 11117 |
12 | 11171 |
13 | 11711 |
14 | 17111 |
15 | 71111 |
16 | 111117 |
17 | 111171 |
18 | 111711 |
19 | 117111 |
20 | 171111 |
21 | 711111 |
22 | 1111117 |
23 | 1111171 |
24 | 1111711 |
25 | 1117111 |
26 | 1171111 |
27 | 1711111 |
28 | 7111111 |
29 | 11111117 |
30 | 11111171 |
31 | 11111711 |
32 | 11117111 |
[7,17,71,117,171,711,1117,1171,1711,7111,11117, 11171,11711,17111,71111,111117,111171,111711, 117111,171111,711111,1111117,1111171,1111711, 1117111,1171111,1711111,7111111,11111117,11111171, 11111711,11117111] |