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| n | a(n) |
|---|---|
| 0 | 3 |
| 1 | -2 |
| 2 | 4 |
| 3 | 0 |
| 4 | 8 |
| 5 | 8 |
| 6 | 24 |
| 7 | 40 |
| 8 | 88 |
| 9 | 168 |
| 10 | 344 |
| 11 | 680 |
| 12 | 1368 |
| 13 | 2728 |
| 14 | 5464 |
| 15 | 10920 |
| 16 | 21848 |
| 17 | 43688 |
| 18 | 87384 |
| 19 | 174760 |
| 20 | 349528 |
| 21 | 699048 |
| 22 | 1398104 |
| 23 | 2796200 |
| 24 | 5592408 |
| 25 | 11184808 |
| 26 | 22369624 |
| 27 | 44739240 |
| 28 | 89478488 |
| 29 | 178956968 |
| 30 | 357913944 |
| 31 | 715827880 |
| 32 | 1431655768 |
| 33 | 2863311528 |
| 34 | 5726623064 |
[3,-2,4,0,8,8,24,40,88,168,344,680,1368,2728,5464, 10920,21848,43688,87384,174760,349528,699048, 1398104,2796200,5592408,11184808,22369624, 44739240,89478488,178956968,357913944,715827880, 1431655768,2863311528,5726623064] |