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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 564 |
| 3 | 43793 |
| 4 | 2343698 |
| 5 | 109281786 |
| 6 | 4572654404 |
| 7 | 179632502674 |
| 8 | 6737192690688 |
| 9 | 244126676935480 |
| 10 | 8613145295952112 |
| 11 | 297460336039982839 |
| 12 | 10094963044660987046 |
| 13 | 337635823136300866898 |
| 14 | 11153955582473959225840 |
[0,564,43793,2343698,109281786,4572654404, 179632502674,6737192690688,244126676935480, 8613145295952112,297460336039982839, 10094963044660987046,337635823136300866898, 11153955582473959225840] |