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| n | a(n) |
|---|---|
| 3 | 1 |
| 4 | 0 |
| 5 | 2 |
| 6 | 2 |
| 7 | 4 |
| 8 | 4 |
| 9 | 10 |
| 10 | 10 |
| 11 | 19 |
| 12 | 23 |
| 13 | 38 |
| 14 | 47 |
| 15 | 75 |
| 16 | 92 |
| 17 | 140 |
| 18 | 179 |
| 19 | 257 |
| 20 | 329 |
| 21 | 466 |
| 22 | 595 |
| 23 | 821 |
| 24 | 1055 |
| 25 | 1426 |
| 26 | 1828 |
| 27 | 2442 |
| 28 | 3117 |
| 29 | 4112 |
| 30 | 5244 |
| 31 | 6836 |
| 32 | 8685 |
| 33 | 11236 |
| 34 | 14215 |
| 35 | 18240 |
| 36 | 23006 |
| 37 | 29307 |
| 38 | 36824 |
| 39 | 46636 |
| 40 | 58368 |
| 41 | 73504 |
| 42 | 91689 |
| 43 | 114859 |
| 44 | 142764 |
| 45 | 178039 |
| 46 | 220521 |
| 47 | 273813 |
[1,0,2,2,4,4,10,10,19,23,38,47,75,92,140,179,257, 329,466,595,821,1055,1426,1828,2442,3117,4112, 5244,6836,8685,11236,14215,18240,23006,29307, 36824,46636,58368,73504,91689,114859,142764, 178039,220521,273813] |