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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 5 |
| 5 | 8 |
| 6 | 14 |
| 7 | 26 |
| 8 | 47 |
| 9 | 86 |
| 10 | 159 |
| 11 | 295 |
| 12 | 551 |
| 13 | 1032 |
| 14 | 1940 |
| 15 | 3662 |
| 16 | 6935 |
| 17 | 13170 |
| 18 | 25075 |
| 19 | 47853 |
| 20 | 91514 |
| 21 | 175351 |
| 22 | 336586 |
| 23 | 647131 |
| 24 | 1246069 |
| 25 | 2402690 |
| 26 | 4638908 |
| 27 | 8967211 |
| 28 | 17353537 |
| 29 | 33618332 |
| 30 | 65191862 |
| 31 | 126535913 |
| 32 | 245818070 |
| 33 | 477938269 |
| 34 | 929968028 |
| 35 | 1810857390 |
| 36 | 3528610689 |
| 37 | 6880357955 |
[1,1,2,3,5,8,14,26,47,86,159,295,551,1032,1940, 3662,6935,13170,25075,47853,91514,175351,336586, 647131,1246069,2402690,4638908,8967211,17353537, 33618332,65191862,126535913,245818070,477938269, 929968028,1810857390,3528610689,6880357955] |