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| n | a(n) |
|---|---|
| 1 | 2554 |
| 2 | 4514 |
| 3 | 7810 |
| 4 | 14702 |
| 5 | 27218 |
| 6 | 53590 |
| 7 | 103702 |
| 8 | 210318 |
| 9 | 418838 |
| 10 | 866298 |
| 11 | 1758206 |
| 12 | 3687018 |
| 13 | 7583258 |
| 14 | 16071562 |
| 15 | 33396914 |
| 16 | 71419678 |
| 17 | 149733442 |
| 18 | 322890902 |
| 19 | 682659526 |
| 20 | 1484242286 |
| 21 | 3164667686 |
| 22 | 6938097082 |
| 23 | 14923990510 |
| 24 | 32998428714 |
[2554,4514,7810,14702,27218,53590,103702,210318, 418838,866298,1758206,3687018,7583258,16071562, 33396914,71419678,149733442,322890902,682659526, 1484242286,3164667686,6938097082,14923990510, 32998428714] |