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| n | a(n) |
|---|---|
| 1 | 14 |
| 2 | 216 |
| 3 | 1024 |
| 4 | 6156 |
| 5 | 38256 |
| 6 | 239112 |
| 7 | 1530060 |
| 8 | 9861340 |
| 9 | 63978000 |
| 10 | 416816872 |
| 11 | 2721060036 |
| 12 | 17793765428 |
| 13 | 116463216432 |
| 14 | 762750251516 |
| 15 | 4997375137216 |
| 16 | 32749260871852 |
| 17 | 214647538572140 |
| 18 | 1406987385055340 |
| 19 | 9223158260357292 |
[14,216,1024,6156,38256,239112,1530060,9861340, 63978000,416816872,2721060036,17793765428, 116463216432,762750251516,4997375137216, 32749260871852,214647538572140,1406987385055340, 9223158260357292] |