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| n | a(n) |
|---|---|
| 1 | 2166 |
| 2 | 23442 |
| 3 | 178836 |
| 4 | 1091807 |
| 5 | 5538127 |
| 6 | 24571387 |
| 7 | 97540896 |
| 8 | 354255616 |
| 9 | 1193326532 |
| 10 | 3773616303 |
| 11 | 11299780073 |
| 12 | 32279594497 |
| 13 | 88480603759 |
| 14 | 233878516412 |
| 15 | 598578697010 |
| 16 | 1488562978246 |
| 17 | 3607582317613 |
| 18 | 8542621648277 |
| 19 | 19808890793049 |
[2166,23442,178836,1091807,5538127,24571387, 97540896,354255616,1193326532,3773616303, 11299780073,32279594497,88480603759,233878516412, 598578697010,1488562978246,3607582317613, 8542621648277,19808890793049] |