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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 4 |
| 4 | 8 |
| 5 | 22 |
| 6 | 34 |
| 7 | 84 |
| 8 | 137 |
| 9 | 271 |
| 10 | 450 |
| 11 | 857 |
| 12 | 1373 |
| 13 | 2483 |
| 14 | 3993 |
| 15 | 6823 |
| 16 | 10990 |
| 17 | 18332 |
| 18 | 28966 |
| 19 | 47328 |
| 20 | 74286 |
| 21 | 118614 |
| 22 | 184755 |
| 23 | 290781 |
| 24 | 448010 |
| 25 | 695986 |
| 26 | 1063773 |
| 27 | 1632100 |
| 28 | 2474970 |
| 29 | 3759610 |
| 30 | 5654233 |
| 31 | 8512307 |
| 32 | 12710995 |
| 33 | 18973247 |
| 34 | 28139285 |
| 35 | 41690830 |
| 36 | 61423271 |
| 37 | 90379782 |
[1,1,1,4,8,22,34,84,137,271,450,857,1373,2483, 3993,6823,10990,18332,28966,47328,74286,118614, 184755,290781,448010,695986,1063773,1632100, 2474970,3759610,5654233,8512307,12710995,18973247, 28139285,41690830,61423271,90379782] |