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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 4 |
| 4 | 5 |
| 5 | 7 |
| 6 | 10 |
| 7 | 16 |
| 8 | 19 |
| 9 | 28 |
| 10 | 37 |
| 11 | 41 |
| 12 | 44 |
| 13 | 53 |
| 14 | 311 |
| 15 | 490 |
| 16 | 1252 |
| 17 | 4360 |
| 18 | 4732 |
| 19 | 5575 |
| 20 | 6833 |
| 21 | 8878 |
| 22 | 11171 |
| 23 | 11396 |
| 24 | 13079 |
| 25 | 14903 |
| 26 | 76615 |
[1,2,4,5,7,10,16,19,28,37,41,44,53,311,490,1252, 4360,4732,5575,6833,8878,11171,11396,13079,14903, 76615] |