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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 3 |
| 4 | 5 |
| 5 | 8 |
| 6 | 15 |
| 7 | 27 |
| 8 | 47 |
| 9 | 84 |
| 10 | 150 |
| 11 | 266 |
| 12 | 473 |
| 13 | 842 |
| 14 | 1497 |
| 15 | 2662 |
| 16 | 4735 |
| 17 | 8421 |
| 18 | 14976 |
| 19 | 26635 |
| 20 | 47370 |
| 21 | 84246 |
| 22 | 149830 |
| 23 | 266470 |
| 24 | 473911 |
| 25 | 842841 |
| 26 | 1498976 |
| 27 | 2665898 |
| 28 | 4741245 |
| 29 | 8432208 |
| 30 | 14996510 |
| 31 | 26670987 |
| 32 | 47433807 |
| 33 | 84360059 |
| 34 | 150032645 |
| 35 | 266830001 |
[1,1,1,3,5,8,15,27,47,84,150,266,473,842,1497, 2662,4735,8421,14976,26635,47370,84246,149830, 266470,473911,842841,1498976,2665898,4741245, 8432208,14996510,26670987,47433807,84360059, 150032645,266830001] |