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| n | a(n) |
|---|---|
| 1 | 19683 |
| 2 | 274625 |
| 3 | 274625 |
| 4 | 3442951 |
| 5 | 7615233 |
| 6 | 3442951 |
| 7 | 37595375 |
| 8 | 184021141 |
| 9 | 184021141 |
| 10 | 37595375 |
| 11 | 371694959 |
| 12 | 3726466325 |
| 13 | 8338442435 |
| 14 | 3726466325 |
| 15 | 371694959 |
| 16 | 3436115229 |
| 17 | 66217800903 |
| 18 | 305746039533 |
| 19 | 305746039533 |
| 20 | 66217800903 |
| 21 | 3436115229 |
[19683,274625,274625,3442951,7615233,3442951, 37595375,184021141,184021141,37595375,371694959, 3726466325,8338442435,3726466325,371694959, 3436115229,66217800903,305746039533,305746039533, 66217800903,3436115229] |