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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 5 |
| 4 | 10 |
| 5 | 16 |
| 6 | 36 |
| 7 | 65 |
| 8 | 118 |
| 9 | 232 |
| 10 | 452 |
| 11 | 800 |
| 12 | 1622 |
| 13 | 3042 |
| 14 | 5758 |
| 15 | 11077 |
[1,1,2,5,10,16,36,65,118,232,452,800,1622,3042, 5758,11077] |