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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 0 |
| 3 | 0 |
| 4 | 1 |
| 5 | 0 |
| 6 | 0 |
| 7 | 1 |
| 8 | 2 |
| 9 | 1 |
| 10 | 1 |
| 11 | 4 |
| 12 | 8 |
| 13 | 11 |
| 14 | 14 |
| 15 | 23 |
| 16 | 44 |
| 17 | 79 |
| 18 | 130 |
| 19 | 209 |
| 20 | 347 |
| 21 | 598 |
| 22 | 1042 |
| 23 | 1801 |
| 24 | 3084 |
| 25 | 5273 |
| 26 | 9060 |
| 27 | 15658 |
| 28 | 27152 |
| 29 | 47122 |
| 30 | 81769 |
| 31 | 141919 |
| 32 | 246525 |
| 33 | 428742 |
| 34 | 746479 |
| 35 | 1300806 |
| 36 | 2268169 |
| 37 | 3956840 |
| 38 | 6905817 |
| 39 | 12057999 |
| 40 | 21063319 |
| 41 | 36809385 |
| 42 | 64350631 |
| 43 | 112535774 |
[1,1,0,0,1,0,0,1,2,1,1,4,8,11,14,23,44,79,130,209, 347,598,1042,1801,3084,5273,9060,15658,27152, 47122,81769,141919,246525,428742,746479,1300806, 2268169,3956840,6905817,12057999,21063319, 36809385,64350631,112535774] |