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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 5 |
| 4 | 11 |
| 5 | 19 |
| 6 | 33 |
| 7 | 63 |
| 8 | 124 |
| 9 | 212 |
| 10 | 350 |
| 11 | 620 |
| 12 | 1107 |
| 13 | 1819 |
| 14 | 2977 |
| 15 | 5076 |
| 16 | 8549 |
| 17 | 13797 |
| 18 | 22199 |
| 19 | 36304 |
| 20 | 59271 |
| 21 | 94406 |
| 22 | 148948 |
| 23 | 238199 |
| 24 | 380653 |
| 25 | 595930 |
| 26 | 928696 |
| 27 | 1460474 |
| 28 | 2288948 |
| 29 | 3541879 |
| 30 | 5460144 |
| 31 | 8458886 |
| 32 | 13084665 |
| 33 | 20046161 |
| 34 | 30590724 |
| 35 | 46871521 |
| 36 | 71711287 |
| 37 | 108863135 |
| 38 | 164802583 |
[1,1,2,5,11,19,33,63,124,212,350,620,1107,1819, 2977,5076,8549,13797,22199,36304,59271,94406, 148948,238199,380653,595930,928696,1460474, 2288948,3541879,5460144,8458886,13084665,20046161, 30590724,46871521,71711287,108863135,164802583] |