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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 9 |
| 2 | 90 |
| 3 | 909 |
| 4 | 9189 |
| 5 | 92898 |
| 6 | 939177 |
| 7 | 9494865 |
| 8 | 95990922 |
| 9 | 970446357 |
| 10 | 9810991629 |
| 11 | 99186890706 |
| 12 | 1002756873105 |
| 13 | 10137643587801 |
| 14 | 102489267607866 |
| 15 | 1036143151396317 |
| 16 | 10475171256888693 |
| 17 | 105901595463208770 |
| 18 | 1070641008783298233 |
| 19 | 10823936737447401633 |
| 20 | 109427535032871733866 |
| 21 | 1106287454724562457829 |
| 22 | 11184314186674341431325 |
[1,9,90,909,9189,92898,939177,9494865,95990922, 970446357,9810991629,99186890706,1002756873105, 10137643587801,102489267607866,1036143151396317, 10475171256888693,105901595463208770, 1070641008783298233,10823936737447401633, 109427535032871733866,1106287454724562457829, 11184314186674341431325] |