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| n | a(n) |
|---|---|
| 1 | 4 |
| 2 | 6 |
| 3 | 7 |
| 4 | 19 |
| 5 | 43 |
| 6 | 48 |
| 7 | 109 |
| 8 | 122 |
| 9 | 628 |
| 10 | 1689 |
| 11 | 6208 |
| 12 | 6309 |
| 13 | 15479 |
| 14 | 21651 |
[4,6,7,19,43,48,109,122,628,1689,6208,6309,15479, 21651] |