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| n | a(n) |
|---|---|
| 0 | 243 |
| 1 | 32768 |
| 2 | 371293 |
| 3 | 1889568 |
| 4 | 6436343 |
| 5 | 17210368 |
| 6 | 39135393 |
| 7 | 79235168 |
| 8 | 147008443 |
| 9 | 254803968 |
| 10 | 418195493 |
| 11 | 656356768 |
| 12 | 992436543 |
| 13 | 1453933568 |
| 14 | 2073071593 |
| 15 | 2887174368 |
| 16 | 3939040643 |
| 17 | 5277319168 |
| 18 | 6956883693 |
[243,32768,371293,1889568,6436343,17210368, 39135393,79235168,147008443,254803968,418195493, 656356768,992436543,1453933568,2073071593, 2887174368,3939040643,5277319168,6956883693] |