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| n | a(n) |
|---|---|
| 1 | 79 |
| 2 | 2399 |
| 3 | 14639 |
| 4 | 28559 |
| 5 | 194479 |
| 6 | 707279 |
| 7 | 2313439 |
| 8 | 2825759 |
| 9 | 3418799 |
| 10 | 5764799 |
| 11 | 7890479 |
| 12 | 12117359 |
| 13 | 28398239 |
| 14 | 47458319 |
| 15 | 52200623 |
| 16 | 57289759 |
| 17 | 81450623 |
| 18 | 96059599 |
| 19 | 104060399 |
| 20 | 200533919 |
| 21 | 276922879 |
| 22 | 395254159 |
| 23 | 418161599 |
| 24 | 937890623 |
| 25 | 1073283119 |
| 26 | 1171350623 |
| 27 | 1275989839 |
[79,2399,14639,28559,194479,707279,2313439, 2825759,3418799,5764799,7890479,12117359,28398239, 47458319,52200623,57289759,81450623,96059599, 104060399,200533919,276922879,395254159,418161599, 937890623,1073283119,1171350623,1275989839] |