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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 8 |
| 3 | 19 |
| 4 | 35 |
| 5 | 64 |
| 6 | 110 |
| 7 | 185 |
| 8 | 322 |
| 9 | 599 |
| 10 | 1084 |
| 11 | 1902 |
| 12 | 3280 |
| 13 | 5816 |
| 14 | 10425 |
| 15 | 18711 |
| 16 | 33023 |
| 17 | 58229 |
| 18 | 102865 |
| 19 | 183340 |
| 20 | 326023 |
| 21 | 578770 |
| 22 | 1023268 |
| 23 | 1814036 |
| 24 | 3218397 |
| 25 | 5719285 |
| 26 | 10142300 |
| 27 | 17984603 |
| 28 | 31872737 |
| 29 | 56560901 |
| 30 | 100345791 |
| 31 | 178058874 |
| 32 | 315719677 |
[3,8,19,35,64,110,185,322,599,1084,1902,3280,5816, 10425,18711,33023,58229,102865,183340,326023, 578770,1023268,1814036,3218397,5719285,10142300, 17984603,31872737,56560901,100345791,178058874, 315719677] |