n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 3 |
4 | 4 |
5 | 5 |
6 | 6 |
7 | 7 |
8 | 8 |
9 | 9 |
10 | 9090909091 |
11 | 100000000001 |
12 | 1090909090910 |
13 | 11818181818183 |
14 | 127272727272728 |
15 | 1363636363636365 |
16 | 14545454545454546 |
17 | 154545454545454547 |
18 | 1636363636363636365 |
19 | 17272727272727272729 |
20 | 181818181818181818183 |
[1,2,3,4,5,6,7,8,9,9090909091,100000000001, 1090909090910,11818181818183,127272727272728, 1363636363636365,14545454545454546, 154545454545454547,1636363636363636365, 17272727272727272729,181818181818181818183] |