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| n | a(n) |
|---|---|
| 1 | 16687573 |
| 2 | 18163180 |
| 3 | 19945279 |
| 4 | 21433861 |
| 5 | 32241571 |
| 6 | 41642534 |
| 7 | 61124701 |
| 8 | 84985671 |
| 9 | 99125673 |
| 10 | 120180818 |
| 11 | 132409582 |
| 12 | 136276974 |
| 13 | 139516858 |
| 14 | 149714850 |
| 15 | 152735870 |
| 16 | 160041096 |
| 17 | 161934847 |
| 18 | 172578057 |
| 19 | 177536370 |
| 20 | 177733590 |
| 21 | 185207739 |
[16687573,18163180,19945279,21433861,32241571, 41642534,61124701,84985671,99125673,120180818, 132409582,136276974,139516858,149714850,152735870, 160041096,161934847,172578057,177536370,177733590, 185207739] |