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| n | a(n) |
|---|---|
| 1 | 14 |
| 2 | 36 |
| 3 | 94 |
| 4 | 428 |
| 5 | 2006 |
| 6 | 8384 |
| 7 | 38532 |
| 8 | 165560 |
| 9 | 732174 |
| 10 | 3256516 |
| 11 | 14328172 |
| 12 | 63588908 |
| 13 | 280795576 |
| 14 | 1240035160 |
| 15 | 5474603582 |
| 16 | 24114449508 |
| 17 | 106150242016 |
| 18 | 466556012244 |
| 19 | 2047901484940 |
| 20 | 8978693865572 |
| 21 | 39314462681500 |
| 22 | 171950281602844 |
[14,36,94,428,2006,8384,38532,165560,732174, 3256516,14328172,63588908,280795576,1240035160, 5474603582,24114449508,106150242016,466556012244, 2047901484940,8978693865572,39314462681500, 171950281602844] |