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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 4 |
| 4 | 8 |
| 5 | 16 |
| 6 | 31 |
| 7 | 61 |
| 8 | 120 |
| 9 | 228 |
| 10 | 438 |
| 11 | 836 |
| 12 | 1580 |
| 13 | 2976 |
| 14 | 5596 |
| 15 | 10440 |
| 16 | 19444 |
| 17 | 36099 |
| 18 | 66784 |
| 19 | 123215 |
| 20 | 226846 |
| 21 | 416502 |
| 22 | 763255 |
| 23 | 1395952 |
| 24 | 2548444 |
| 25 | 4644578 |
| 26 | 8452200 |
| 27 | 15358445 |
| 28 | 27871024 |
| 29 | 50514295 |
| 30 | 91446810 |
| 31 | 165365589 |
| 32 | 298730375 |
| 33 | 539127705 |
| 34 | 972099072 |
| 35 | 1751284617 |
| 36 | 3152475368 |
[1,1,2,4,8,16,31,61,120,228,438,836,1580,2976, 5596,10440,19444,36099,66784,123215,226846,416502, 763255,1395952,2548444,4644578,8452200,15358445, 27871024,50514295,91446810,165365589,298730375, 539127705,972099072,1751284617,3152475368] |