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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 22 |
| 3 | 333 |
| 4 | 4444 |
| 5 | 55555 |
| 6 | 666666 |
| 7 | 7777777 |
| 8 | 88888888 |
| 9 | 999999999 |
| 10 | 10101010101010101010 |
| 11 | 1111111111111111111111 |
| 12 | 121212121212121212121212 |
| 13 | 13131313131313131313131313 |
| 14 | 1414141414141414141414141414 |
| 15 | 151515151515151515151515151515 |
| 16 | 16161616161616161616161616161616 |
[1,22,333,4444,55555,666666,7777777,88888888, 999999999,10101010101010101010, 1111111111111111111111,121212121212121212121212, 13131313131313131313131313, 1414141414141414141414141414, 151515151515151515151515151515, 16161616161616161616161616161616] |