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| n | a(n) |
|---|---|
| 1 | 20800 |
| 2 | 643968 |
| 3 | 22773384 |
| 4 | 748331168 |
| 5 | 26462419832 |
| 6 | 873499447968 |
| 7 | 30836924266632 |
| 8 | 1019966379785120 |
| 9 | 35939580367712584 |
| 10 | 1190938356686048640 |
| 11 | 41888998756741231064 |
| 12 | 1390496424878722461184 |
| 13 | 48825685008584246539256 |
[20800,643968,22773384,748331168,26462419832, 873499447968,30836924266632,1019966379785120, 35939580367712584,1190938356686048640, 41888998756741231064,1390496424878722461184, 48825685008584246539256] |