| n | a(n) |
|---|---|
| 1 | 5120 |
| 2 | 45996 |
| 3 | 414268 |
| 4 | 3988852 |
| 5 | 36921568 |
| 6 | 342809906 |
| 7 | 3194951224 |
| 8 | 31126440590 |
| 9 | 290583883424 |
| 10 | 2718308070358 |
| 11 | 25526745822304 |
| 12 | 251264218067140 |
| 13 | 2361096895787828 |
| 14 | 22217145196965248 |
| 15 | 209833485159030416 |
[5120,45996,414268,3988852,36921568,342809906, 3194951224,31126440590,290583883424,2718308070358, 25526745822304,251264218067140,2361096895787828, 22217145196965248,209833485159030416] |