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| n | a(n) |
|---|---|
| 1 | 16 |
| 2 | 16 |
| 3 | 1536 |
| 4 | 11108 |
| 5 | 293741 |
| 6 | 3785280 |
| 7 | 71388971 |
| 8 | 1093269814 |
| 9 | 18727824939 |
| 10 | 301846514891 |
| 11 | 5028043624263 |
| 12 | 82269916141918 |
| 13 | 1359237851307197 |
| 14 | 22338985313123955 |
| 15 | 368190066381319758 |
| 16 | 6059086220408776630 |
[16,16,1536,11108,293741,3785280,71388971, 1093269814,18727824939,301846514891,5028043624263, 82269916141918,1359237851307197,22338985313123955, 368190066381319758,6059086220408776630] |