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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 0 |
| 2 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 1 |
| 6 | 3 |
| 7 | 7 |
| 8 | 13 |
| 9 | 23 |
| 10 | 39 |
| 11 | 61 |
| 12 | 123 |
| 13 | 231 |
| 14 | 385 |
| 15 | 739 |
| 16 | 1339 |
| 17 | 2185 |
| 18 | 4263 |
| 19 | 7819 |
| 20 | 12853 |
| 21 | 24935 |
| 22 | 45543 |
| 23 | 74677 |
| 24 | 145155 |
| 25 | 265503 |
| 26 | 435721 |
| 27 | 846379 |
| 28 | 1547347 |
| 29 | 2538625 |
| 30 | 4932351 |
| 31 | 9018835 |
| 32 | 14798077 |
| 33 | 28749263 |
| 34 | 52565151 |
| 35 | 86245741 |
[0,0,1,1,1,1,3,7,13,23,39,61,123,231,385,739,1339, 2185,4263,7819,12853,24935,45543,74677,145155, 265503,435721,846379,1547347,2538625,4932351, 9018835,14798077,28749263,52565151,86245741] |