n | a(n) |
---|---|
1 | 1 |
2 | 12 |
3 | 123 |
4 | 1234 |
5 | 12345 |
6 | 123456 |
7 | 1234567 |
8 | 12345678 |
9 | 123456789 |
10 | 12345678901 |
11 | 1234567890111 |
12 | 123456789011121 |
13 | 12345678901112131 |
14 | 1234567890111213141 |
15 | 123456789011121314151 |
16 | 12345678901112131415161 |
[1,12,123,1234,12345,123456,1234567,12345678, 123456789,12345678901,1234567890111, 123456789011121,12345678901112131, 1234567890111213141,123456789011121314151, 12345678901112131415161] |