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| n | a(n) |
|---|---|
| 1 | 3639 |
| 2 | 8554 |
| 3 | 11147 |
| 4 | 15730 |
| 5 | 26831 |
| 6 | 52912 |
| 7 | 114717 |
| 8 | 266911 |
| 9 | 656997 |
| 10 | 1694263 |
| 11 | 4540077 |
| 12 | 12545551 |
| 13 | 35498037 |
| 14 | 102227623 |
| 15 | 298160637 |
| 16 | 877448191 |
| 17 | 2598287877 |
| 18 | 7726760983 |
| 19 | 23044088397 |
| 20 | 68859886831 |
| 21 | 206034914517 |
| 22 | 617015262343 |
| 23 | 1848866835357 |
[3639,8554,11147,15730,26831,52912,114717,266911, 656997,1694263,4540077,12545551,35498037, 102227623,298160637,877448191,2598287877, 7726760983,23044088397,68859886831,206034914517, 617015262343,1848866835357] |