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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 4 |
| 3 | 8 |
| 4 | 16 |
| 5 | 29 |
| 6 | 51 |
| 7 | 87 |
| 8 | 146 |
| 9 | 242 |
| 10 | 398 |
| 11 | 651 |
| 12 | 1061 |
| 13 | 1725 |
| 14 | 2800 |
| 15 | 4540 |
| 16 | 7356 |
| 17 | 11913 |
| 18 | 19287 |
| 19 | 31219 |
| 20 | 50526 |
| 21 | 81766 |
| 22 | 132314 |
| 23 | 214103 |
| 24 | 346441 |
| 25 | 560569 |
| 26 | 907036 |
| 27 | 1467632 |
| 28 | 2374696 |
| 29 | 3842357 |
| 30 | 6217083 |
| 31 | 10059471 |
| 32 | 16276586 |
| 33 | 26336090 |
| 34 | 42612710 |
| 35 | 68948835 |
| 36 | 111561581 |
[1,1,4,8,16,29,51,87,146,242,398,651,1061,1725, 2800,4540,7356,11913,19287,31219,50526,81766, 132314,214103,346441,560569,907036,1467632, 2374696,3842357,6217083,10059471,16276586, 26336090,42612710,68948835,111561581] |