| n | a(n) |
|---|---|
| 1 | 562 |
| 2 | 798 |
| 3 | 1331 |
| 4 | 2176 |
| 5 | 4013 |
| 6 | 7109 |
| 7 | 12670 |
| 8 | 23051 |
| 9 | 42677 |
| 10 | 76847 |
| 11 | 144622 |
| 12 | 269725 |
| 13 | 498250 |
| 14 | 941982 |
| 15 | 1789811 |
| 16 | 3325857 |
| 17 | 6370800 |
| 18 | 12178628 |
| 19 | 22845814 |
| 20 | 43963436 |
| 21 | 84669873 |
| 22 | 159459251 |
| 23 | 308410785 |
| 24 | 596046949 |
| 25 | 1127115248 |
| 26 | 2185125529 |
| 27 | 4236058398 |
[562,798,1331,2176,4013,7109,12670,23051,42677, 76847,144622,269725,498250,941982,1789811,3325857, 6370800,12178628,22845814,43963436,84669873, 159459251,308410785,596046949,1127115248, 2185125529,4236058398] |