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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 5 |
| 2 | 45 |
| 3 | 526 |
| 4 | 7585 |
| 5 | 130371 |
| 6 | 2602285 |
| 7 | 59142588 |
| 8 | 1507308129 |
| 9 | 42563286145 |
| 10 | 1318792866941 |
| 11 | 44477806954890 |
| 12 | 1621859437812289 |
| 13 | 63576780042697663 |
| 14 | 2665971232476845805 |
| 15 | 119073945060707737336 |
| 16 | 5643402849491554535745 |
[1,5,45,526,7585,130371,2602285,59142588, 1507308129,42563286145,1318792866941, 44477806954890,1621859437812289,63576780042697663, 2665971232476845805,119073945060707737336, 5643402849491554535745] |