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| n | a(n) |
|---|---|
| 1 | 8 |
| 2 | 29 |
| 3 | 44 |
| 4 | 174 |
| 5 | 1059 |
| 6 | 4543 |
| 7 | 19006 |
| 8 | 90935 |
| 9 | 415860 |
| 10 | 1821116 |
| 11 | 8281563 |
| 12 | 37840058 |
| 13 | 169690779 |
| 14 | 765458993 |
| 15 | 3473496708 |
| 16 | 15681388496 |
| 17 | 70764478960 |
| 18 | 320122212475 |
| 19 | 1446927261825 |
| 20 | 6535284368566 |
| 21 | 29537875113555 |
| 22 | 133507944740638 |
[8,29,44,174,1059,4543,19006,90935,415860,1821116, 8281563,37840058,169690779,765458993,3473496708, 15681388496,70764478960,320122212475, 1446927261825,6535284368566,29537875113555, 133507944740638] |