| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 5 |
| 3 | 10 |
| 4 | 20 |
| 5 | 36 |
| 6 | 63 |
| 7 | 107 |
| 8 | 179 |
| 9 | 296 |
| 10 | 486 |
| 11 | 794 |
| 12 | 1293 |
| 13 | 2101 |
| 14 | 3409 |
| 15 | 5526 |
| 16 | 8952 |
| 17 | 14496 |
| 18 | 23467 |
| 19 | 37983 |
| 20 | 61471 |
| 21 | 99476 |
| 22 | 160970 |
| 23 | 260470 |
| 24 | 421465 |
| 25 | 681961 |
| 26 | 1103453 |
| 27 | 1785442 |
| 28 | 2888924 |
| 29 | 4674396 |
| 30 | 7563351 |
| 31 | 12237779 |
| 32 | 19801163 |
| 33 | 32038976 |
| 34 | 51840174 |
| 35 | 83879186 |
| 36 | 135719397 |
| 37 | 219598621 |
| 38 | 355318057 |
[1,1,5,10,20,36,63,107,179,296,486,794,1293,2101, 3409,5526,8952,14496,23467,37983,61471,99476, 160970,260470,421465,681961,1103453,1785442, 2888924,4674396,7563351,12237779,19801163, 32038976,51840174,83879186,135719397,219598621, 355318057] |