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| n | a(n) |
|---|---|
| 3 | 1 |
| 4 | 0 |
| 5 | 1 |
| 6 | 2 |
| 7 | 1 |
| 8 | 4 |
| 9 | 6 |
| 10 | 7 |
| 11 | 15 |
| 12 | 22 |
| 13 | 33 |
| 14 | 59 |
| 15 | 94 |
| 16 | 140 |
| 17 | 249 |
| 18 | 388 |
| 19 | 617 |
| 20 | 1040 |
| 21 | 1675 |
| 22 | 2628 |
| 23 | 4481 |
| 24 | 7108 |
| 25 | 11494 |
| 26 | 19030 |
| 27 | 30885 |
| 28 | 49315 |
| 29 | 82559 |
| 30 | 132406 |
| 31 | 215326 |
| 32 | 353923 |
| 33 | 576552 |
| 34 | 928437 |
| 35 | 1539504 |
| 36 | 2485102 |
| 37 | 4051828 |
| 38 | 6636368 |
| 39 | 10830526 |
| 40 | 17524893 |
| 41 | 28903185 |
| 42 | 46838466 |
| 43 | 76464837 |
| 44 | 125019717 |
[1,0,1,2,1,4,6,7,15,22,33,59,94,140,249,388,617, 1040,1675,2628,4481,7108,11494,19030,30885,49315, 82559,132406,215326,353923,576552,928437,1539504, 2485102,4051828,6636368,10830526,17524893, 28903185,46838466,76464837,125019717] |