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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 3 |
| 3 | 7 |
| 4 | 10 |
| 5 | 31 |
| 6 | 24 |
| 7 | 127 |
| 8 | 136 |
| 9 | 292 |
| 10 | 352 |
| 11 | 2047 |
| 12 | 1664 |
| 13 | 8191 |
| 14 | 5504 |
| 15 | 9664 |
| 16 | 32896 |
| 17 | 131071 |
| 18 | 116736 |
| 19 | 524287 |
| 20 | 419840 |
| 21 | 603904 |
| 22 | 1398784 |
| 23 | 8388607 |
| 24 | 7897088 |
| 25 | 17318416 |
[1,0,3,7,10,31,24,127,136,292,352,2047,1664,8191, 5504,9664,32896,131071,116736,524287,419840, 603904,1398784,8388607,7897088,17318416] |