n | a(n) |
---|---|
2 | 2 |
3 | 23 |
4 | 234 |
5 | 2345 |
6 | 23456 |
7 | 234567 |
8 | 2345678 |
9 | 23456789 |
10 | 2345678910 |
11 | 234567891011 |
12 | 23456789101112 |
13 | 2345678910111213 |
14 | 234567891011121314 |
15 | 23456789101112131415 |
16 | 2345678910111213141516 |
17 | 234567891011121314151617 |
18 | 23456789101112131415161718 |
19 | 2345678910111213141516171819 |
[2,23,234,2345,23456,234567,2345678,23456789, 2345678910,234567891011,23456789101112, 2345678910111213,234567891011121314, 23456789101112131415,2345678910111213141516, 234567891011121314151617, 23456789101112131415161718, 2345678910111213141516171819] |