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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 3 |
| 2 | 8 |
| 3 | 20 |
| 4 | 48 |
| 5 | 112 |
| 6 | 256 |
| 7 | 576 |
| 8 | 1280 |
| 9 | 2816 |
| 10 | 6144 |
| 11 | 13312 |
| 12 | 28672 |
| 13 | 61440 |
| 14 | 131072 |
| 15 | 278528 |
| 16 | 589824 |
| 17 | 1245184 |
| 18 | 2621440 |
| 19 | 5505024 |
| 20 | 11534336 |
| 21 | 24117248 |
| 22 | 50331648 |
| 23 | 104857600 |
| 24 | 218103808 |
| 25 | 452984832 |
| 26 | 939524096 |
| 27 | 1946157056 |
| 28 | 4026531840 |
| 29 | 8321499136 |
| 30 | 17179869184 |
| 31 | 35433480192 |
[1,3,8,20,48,112,256,576,1280,2816,6144,13312, 28672,61440,131072,278528,589824,1245184,2621440, 5505024,11534336,24117248,50331648,104857600, 218103808,452984832,939524096,1946157056, 4026531840,8321499136,17179869184,35433480192] |