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| n | a(n) |
|---|---|
| 1 | 14 |
| 2 | 45 |
| 3 | 162 |
| 4 | 594 |
| 5 | 2268 |
| 6 | 8802 |
| 7 | 34236 |
| 8 | 133974 |
| 9 | 525636 |
| 10 | 2062530 |
| 11 | 8099676 |
| 12 | 31820742 |
| 13 | 125010756 |
| 14 | 491167314 |
| 15 | 1929919068 |
| 16 | 7583091318 |
| 17 | 29796066756 |
| 18 | 117078181218 |
| 19 | 460036667484 |
| 20 | 1807630002342 |
| 21 | 7102763113284 |
| 22 | 27909047936754 |
| 23 | 109663668632412 |
[14,45,162,594,2268,8802,34236,133974,525636, 2062530,8099676,31820742,125010756,491167314, 1929919068,7583091318,29796066756,117078181218, 460036667484,1807630002342,7102763113284, 27909047936754,109663668632412] |