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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 4 |
| 3 | 8 |
| 4 | 14 |
| 5 | 26 |
| 6 | 45 |
| 7 | 78 |
| 8 | 133 |
| 9 | 228 |
| 10 | 380 |
| 11 | 634 |
| 12 | 1041 |
| 13 | 1740 |
| 14 | 2838 |
| 15 | 4604 |
| 16 | 7497 |
| 17 | 12190 |
| 18 | 19682 |
| 19 | 31602 |
| 20 | 50679 |
| 21 | 81234 |
| 22 | 130408 |
| 23 | 208122 |
| 24 | 328754 |
| 25 | 521808 |
| 26 | 840911 |
| 27 | 1325556 |
| 28 | 2059057 |
| 29 | 3306576 |
| 30 | 5278952 |
| 31 | 8141528 |
| 32 | 12796382 |
| 33 | 20641888 |
| 34 | 31982207 |
[1,2,4,8,14,26,45,78,133,228,380,634,1041,1740, 2838,4604,7497,12190,19682,31602,50679,81234, 130408,208122,328754,521808,840911,1325556, 2059057,3306576,5278952,8141528,12796382,20641888, 31982207] |