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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 0 |
| 3 | 1 |
| 4 | 1 |
| 5 | 1 |
| 6 | 262145 |
| 7 | 2097153 |
| 8 | 16777217 |
| 9 | 7625731702716 |
| 10 | 205892205836474 |
| 11 | 5559069156490116 |
| 12 | 4722516577573661689554 |
| 13 | 302235507459360068466700 |
| 14 | 19342922532827596354169130 |
| 15 | 28422947373397605556855075614825 |
| 16 | 3552792907042781637051562368414979 |
[1,0,0,1,1,1,262145,2097153,16777217, 7625731702716,205892205836474,5559069156490116, 4722516577573661689554,302235507459360068466700, 19342922532827596354169130, 28422947373397605556855075614825, 3552792907042781637051562368414979] |