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| n | a(n) |
|---|---|
| 1 | 6855 |
| 2 | 37430 |
| 3 | 270672 |
| 4 | 748814 |
| 5 | 6914968 |
| 6 | 52263770 |
| 7 | 145399017 |
| 8 | 1341388351 |
| 9 | 10184411086 |
| 10 | 28321894951 |
| 11 | 260779474542 |
| 12 | 1989505296550 |
| 13 | 5530905855092 |
| 14 | 50840364519758 |
| 15 | 389496897105008 |
| 16 | 1082593348176820 |
| 17 | 9933903062601790 |
[6855,37430,270672,748814,6914968,52263770, 145399017,1341388351,10184411086,28321894951, 260779474542,1989505296550,5530905855092, 50840364519758,389496897105008,1082593348176820, 9933903062601790] |