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| n | a(n) |
|---|---|
| 10 | 7087261 |
| 11 | 183779178 |
| 12 | 3762089520 |
| 13 | 72416697816 |
| 14 | 1384785261888 |
| 15 | 26933164023936 |
| 16 | 538943434056240 |
| 17 | 11161053068862792 |
| 18 | 239918736073504524 |
| 19 | 5377267055166042184 |
| 20 | 125874638274228457172 |
| 21 | 3067862283177425632176 |
| 22 | 77667019131362612168256 |
| 23 | 2038671040407878313592224 |
[7087261,183779178,3762089520,72416697816, 1384785261888,26933164023936,538943434056240, 11161053068862792,239918736073504524, 5377267055166042184,125874638274228457172, 3067862283177425632176,77667019131362612168256, 2038671040407878313592224] |