n | a(n) |
---|---|
0 | 1 |
1 | 9 |
2 | 97 |
3 | 993 |
4 | 9985 |
5 | 99969 |
6 | 999937 |
7 | 9999873 |
8 | 99999745 |
9 | 999999489 |
10 | 9999998977 |
11 | 99999997953 |
12 | 999999995905 |
13 | 9999999991809 |
14 | 99999999983617 |
15 | 999999999967233 |
16 | 9999999999934465 |
17 | 99999999999868929 |
18 | 999999999999737857 |
19 | 9999999999999475713 |
20 | 99999999999998951425 |
[1,9,97,993,9985,99969,999937,9999873,99999745, 999999489,9999998977,99999997953,999999995905, 9999999991809,99999999983617,999999999967233, 9999999999934465,99999999999868929, 999999999999737857,9999999999999475713, 99999999999998951425] |