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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 16 |
| 3 | 78 |
| 4 | 927 |
| 5 | 12096 |
| 6 | 301035 |
| 7 | 6398617 |
| 8 | 358035204 |
| 9 | 14996975204 |
| 10 | 1866358422700 |
| 11 | 142488171799491 |
| 12 | 43994512655386488 |
| 13 | 5996882020078059149 |
| 14 | 4716359423241404452425 |
| 15 | 1123534623785504112746542 |
[2,16,78,927,12096,301035,6398617,358035204, 14996975204,1866358422700,142488171799491, 43994512655386488,5996882020078059149, 4716359423241404452425,1123534623785504112746542] |