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| n | a(n) |
|---|---|
| 1 | 310 |
| 2 | 646 |
| 3 | 1318 |
| 4 | 2662 |
| 5 | 5350 |
| 6 | 10726 |
| 7 | 21478 |
| 8 | 42982 |
| 9 | 85990 |
| 10 | 172006 |
| 11 | 344038 |
| 12 | 688102 |
| 13 | 1376230 |
| 14 | 2752486 |
| 15 | 5504998 |
| 16 | 11010022 |
| 17 | 22020070 |
| 18 | 44040166 |
| 19 | 88080358 |
| 20 | 176160742 |
| 21 | 352321510 |
| 22 | 704643046 |
| 23 | 1409286118 |
| 24 | 2818572262 |
| 25 | 5637144550 |
| 26 | 11274289126 |
| 27 | 22548578278 |
| 28 | 45097156582 |
| 29 | 90194313190 |
[310,646,1318,2662,5350,10726,21478,42982,85990, 172006,344038,688102,1376230,2752486,5504998, 11010022,22020070,44040166,88080358,176160742, 352321510,704643046,1409286118,2818572262, 5637144550,11274289126,22548578278,45097156582, 90194313190] |