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| n | a(n) |
|---|---|
| 1 | 10 |
| 2 | 21 |
| 3 | 47 |
| 4 | 129 |
| 5 | 292 |
| 6 | 600 |
| 7 | 1158 |
| 8 | 2148 |
| 9 | 3863 |
| 10 | 6784 |
| 11 | 11679 |
| 12 | 19763 |
| 13 | 32938 |
| 14 | 54144 |
| 15 | 87860 |
| 16 | 140803 |
| 17 | 222883 |
| 18 | 348483 |
| 19 | 538145 |
| 20 | 820756 |
| 21 | 1236342 |
| 22 | 1839593 |
| 23 | 2704258 |
| 24 | 3928566 |
| 25 | 5641847 |
| 26 | 8012546 |
| 27 | 11257843 |
| 28 | 15655113 |
| 29 | 21555482 |
| 30 | 29399758 |
| 31 | 39737040 |
| 32 | 53246333 |
[10,21,47,129,292,600,1158,2148,3863,6784,11679, 19763,32938,54144,87860,140803,222883,348483, 538145,820756,1236342,1839593,2704258,3928566, 5641847,8012546,11257843,15655113,21555482, 29399758,39737040,53246333] |