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| n | a(n) |
|---|---|
| 8 | 1 |
| 9 | 0 |
| 10 | 8 |
| 11 | 8 |
| 12 | 36 |
| 13 | 64 |
| 14 | 148 |
| 15 | 296 |
| 16 | 562 |
| 17 | 1080 |
| 18 | 1920 |
| 19 | 3440 |
| 20 | 5890 |
| 21 | 9992 |
| 22 | 16532 |
| 23 | 26920 |
| 24 | 43175 |
| 25 | 68144 |
| 26 | 106260 |
| 27 | 163472 |
| 28 | 248824 |
| 29 | 374504 |
| 30 | 558212 |
| 31 | 824208 |
| 32 | 1206409 |
| 33 | 1751360 |
| 34 | 2522692 |
| 35 | 3607456 |
| 36 | 5122848 |
| 37 | 7227392 |
| 38 | 10132948 |
| 39 | 14123000 |
| 40 | 19573393 |
| 41 | 26981768 |
| 42 | 37003700 |
| 43 | 50499952 |
| 44 | 68595956 |
[1,0,8,8,36,64,148,296,562,1080,1920,3440,5890, 9992,16532,26920,43175,68144,106260,163472,248824, 374504,558212,824208,1206409,1751360,2522692, 3607456,5122848,7227392,10132948,14123000, 19573393,26981768,37003700,50499952,68595956] |