n | a(n) |
---|---|
1 | 9199999999 |
2 | 9299999999 |
3 | 9959999999 |
4 | 9995999999 |
5 | 9999499999 |
6 | 9999929999 |
7 | 9999959999 |
8 | 9999999929 |
9 | 10999999999 |
10 | 16999999999 |
11 | 19399999999 |
12 | 19909999999 |
13 | 19991999999 |
14 | 19999399999 |
15 | 19999990999 |
16 | 19999997999 |
17 | 19999999199 |
[9199999999,9299999999,9959999999,9995999999, 9999499999,9999929999,9999959999,9999999929, 10999999999,16999999999,19399999999,19909999999, 19991999999,19999399999,19999990999,19999997999, 19999999199] |