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| n | a(n) |
|---|---|
| 7 | 76 |
| 8 | 176 |
| 9 | 441 |
| 10 | 1181 |
| 11 | 3264 |
| 12 | 9484 |
| 13 | 28152 |
| 14 | 87000 |
| 15 | 273765 |
| 16 | 891072 |
| 17 | 2948867 |
| 18 | 10045602 |
| 19 | 34762462 |
| 20 | 123358872 |
| 21 | 444384780 |
| 22 | 1636678431 |
| 23 | 6116179699 |
| 24 | 23312140822 |
| 25 | 90119096883 |
| 26 | 354665480523 |
| 27 | 1415057313215 |
| 28 | 5738879374046 |
| 29 | 23584547598278 |
| 30 | 98391428094200 |
| 31 | 415716316206635 |
[76,176,441,1181,3264,9484,28152,87000,273765, 891072,2948867,10045602,34762462,123358872, 444384780,1636678431,6116179699,23312140822, 90119096883,354665480523,1415057313215, 5738879374046,23584547598278,98391428094200, 415716316206635] |