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| n | a(n) |
|---|---|
| 1 | 14 |
| 2 | 96 |
| 3 | 296 |
| 4 | 1632 |
| 5 | 9308 |
| 6 | 52912 |
| 7 | 301784 |
| 8 | 1721528 |
| 9 | 9816048 |
| 10 | 55981988 |
| 11 | 319253288 |
| 12 | 1820657976 |
| 13 | 10382921956 |
| 14 | 59212245524 |
| 15 | 337678318592 |
| 16 | 1925727939552 |
| 17 | 10982131736244 |
| 18 | 62629418453640 |
| 19 | 357165995693576 |
| 20 | 2036863060347232 |
[14,96,296,1632,9308,52912,301784,1721528,9816048, 55981988,319253288,1820657976,10382921956, 59212245524,337678318592,1925727939552, 10982131736244,62629418453640,357165995693576, 2036863060347232] |