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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 0 |
| 2 | 1 |
| 3 | 1 |
| 4 | 3 |
| 5 | 3 |
| 6 | 8 |
| 7 | 8 |
| 8 | 20 |
| 9 | 20 |
| 10 | 48 |
| 11 | 48 |
| 12 | 112 |
| 13 | 112 |
| 14 | 256 |
| 15 | 256 |
| 16 | 576 |
| 17 | 576 |
| 18 | 1280 |
| 19 | 1280 |
| 20 | 2816 |
| 21 | 2816 |
| 22 | 6144 |
| 23 | 6144 |
| 24 | 13312 |
| 25 | 13312 |
| 26 | 28672 |
| 27 | 28672 |
| 28 | 61440 |
| 29 | 61440 |
| 30 | 131072 |
| 31 | 131072 |
| 32 | 278528 |
| 33 | 278528 |
| 34 | 589824 |
| 35 | 589824 |
| 36 | 1245184 |
| 37 | 1245184 |
| 38 | 2621440 |
| 39 | 2621440 |
| 40 | 5505024 |
| 41 | 5505024 |
| 42 | 11534336 |
[0,0,1,1,3,3,8,8,20,20,48,48,112,112,256,256,576, 576,1280,1280,2816,2816,6144,6144,13312,13312, 28672,28672,61440,61440,131072,131072,278528, 278528,589824,589824,1245184,1245184,2621440, 2621440,5505024,5505024,11534336] |