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| n | a(n) |
|---|---|
| 7 | 0 |
| 8 | 1 |
| 9 | 67 |
| 10 | 1059 |
| 11 | 11373 |
| 12 | 106256 |
| 13 | 940608 |
| 14 | 8193031 |
| 15 | 71568443 |
| 16 | 633413486 |
| 17 | 5710573774 |
| 18 | 52579554510 |
| 19 | 494986212033 |
| 20 | 4766754646529 |
| 21 | 46966622143740 |
| 22 | 473477764449909 |
| 23 | 4883216510830794 |
| 24 | 51513192445470426 |
| 25 | 555667122424414886 |
| 26 | 6127026713823497897 |
| 27 | 69034256792655555566 |
[0,1,67,1059,11373,106256,940608,8193031,71568443, 633413486,5710573774,52579554510,494986212033, 4766754646529,46966622143740,473477764449909, 4883216510830794,51513192445470426, 555667122424414886,6127026713823497897, 69034256792655555566] |