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| n | a(n) |
|---|---|
| 5 | 3 |
| 6 | 62 |
| 7 | 624 |
| 8 | 5513 |
| 9 | 46880 |
| 10 | 396545 |
| 11 | 3388893 |
| 12 | 29497132 |
| 13 | 262619041 |
| 14 | 2397130075 |
| 15 | 22458202716 |
| 16 | 216063700398 |
| 17 | 2134707078315 |
| 18 | 21655074753266 |
| 19 | 225471830153938 |
| 20 | 2408463527492433 |
| 21 | 26380434283682048 |
| 22 | 296130434080550183 |
| 23 | 3404883834560222589 |
| 24 | 40077202708717399396 |
[3,62,624,5513,46880,396545,3388893,29497132, 262619041,2397130075,22458202716,216063700398, 2134707078315,21655074753266,225471830153938, 2408463527492433,26380434283682048, 296130434080550183,3404883834560222589, 40077202708717399396] |