n | a(n) |
---|---|
1 | 1 |
2 | 12 |
3 | 122 |
4 | 1224 |
5 | 12242 |
6 | 122424 |
7 | 1224242 |
8 | 12242424 |
9 | 122424244 |
10 | 1224242444 |
11 | 12242424442 |
12 | 122424244424 |
13 | 1224242444242 |
14 | 12242424442424 |
15 | 122424244424244 |
16 | 1224242444242444 |
17 | 12242424442424442 |
18 | 122424244424244424 |
[1,12,122,1224,12242,122424,1224242,12242424, 122424244,1224242444,12242424442,122424244424, 1224242444242,12242424442424,122424244424244, 1224242444242444,12242424442424442, 122424244424244424] |