| n | a(n) |
|---|---|
| 1 | 622 |
| 2 | 798 |
| 3 | 1740 |
| 4 | 3328 |
| 5 | 5256 |
| 6 | 11107 |
| 7 | 21594 |
| 8 | 38145 |
| 9 | 75910 |
| 10 | 151311 |
| 11 | 277024 |
| 12 | 537113 |
| 13 | 1075738 |
| 14 | 2023097 |
| 15 | 3857052 |
| 16 | 7670235 |
| 17 | 14713782 |
| 18 | 27930232 |
| 19 | 54856034 |
| 20 | 106455351 |
| 21 | 202705858 |
| 22 | 393933976 |
| 23 | 767509612 |
| 24 | 1470108705 |
| 25 | 2838509248 |
| 26 | 5526521856 |
[622,798,1740,3328,5256,11107,21594,38145,75910, 151311,277024,537113,1075738,2023097,3857052, 7670235,14713782,27930232,54856034,106455351, 202705858,393933976,767509612,1470108705, 2838509248,5526521856] |