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| n | a(n) |
|---|---|
| 1 | 107 |
| 2 | 193 |
| 3 | 354 |
| 4 | 654 |
| 5 | 1212 |
| 6 | 2248 |
| 7 | 4166 |
| 8 | 7702 |
| 9 | 14270 |
| 10 | 26488 |
| 11 | 49213 |
| 12 | 91473 |
| 13 | 170039 |
| 14 | 316066 |
| 15 | 587450 |
| 16 | 1091860 |
| 17 | 2029557 |
| 18 | 3772854 |
| 19 | 7013851 |
| 20 | 13039135 |
| 21 | 24240444 |
| 22 | 45064052 |
| 23 | 83775863 |
| 24 | 155743025 |
| 25 | 289534518 |
| 26 | 538261784 |
| 27 | 1000662012 |
| 28 | 1860293197 |
[107,193,354,654,1212,2248,4166,7702,14270,26488, 49213,91473,170039,316066,587450,1091860,2029557, 3772854,7013851,13039135,24240444,45064052, 83775863,155743025,289534518,538261784,1000662012, 1860293197] |