| n | a(n) |
|---|---|
| 0 | 8 |
| 1 | 17 |
| 2 | 41 |
| 3 | 113 |
| 4 | 353 |
| 5 | 1217 |
| 6 | 4481 |
| 7 | 17153 |
| 8 | 67073 |
| 9 | 265217 |
| 10 | 1054721 |
| 11 | 4206593 |
| 12 | 16801793 |
| 13 | 67158017 |
| 14 | 268533761 |
| 15 | 1073938433 |
| 16 | 4295360513 |
| 17 | 17180655617 |
| 18 | 68721049601 |
| 19 | 274881052673 |
| 20 | 1099517919233 |
| 21 | 4398059094017 |
| 22 | 17592211210241 |
| 23 | 70368794509313 |
| 24 | 281475077373953 |
| 25 | 1125900108169217 |
| 26 | 4503600030023681 |
| 27 | 18014399314788353 |
| 28 | 72057595648540673 |
[8,17,41,113,353,1217,4481,17153,67073,265217, 1054721,4206593,16801793,67158017,268533761, 1073938433,4295360513,17180655617,68721049601, 274881052673,1099517919233,4398059094017, 17592211210241,70368794509313,281475077373953, 1125900108169217,4503600030023681, 18014399314788353,72057595648540673] |