n | a(n) |
---|---|
1 | 2 |
2 | 22 |
3 | 222 |
4 | 3 |
5 | 33 |
6 | 333 |
7 | 4 |
8 | 44 |
9 | 444 |
10 | 5 |
11 | 55 |
12 | 555 |
13 | 6 |
14 | 66 |
15 | 666 |
16 | 7 |
17 | 77 |
18 | 777 |
19 | 7777 |
20 | 8 |
21 | 88 |
22 | 888 |
23 | 9 |
24 | 99 |
25 | 999 |
26 | 9999 |
[2,22,222,3,33,333,4,44,444,5,55,555,6,66,666,7, 77,777,7777,8,88,888,9,99,999,9999] |