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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 14 |
| 3 | 166 |
| 4 | 2742 |
| 5 | 57734 |
| 6 | 1475078 |
| 7 | 44279414 |
| 8 | 1526285814 |
| 9 | 59383786278 |
| 10 | 2573408251366 |
| 11 | 122892818420310 |
| 12 | 6411057873364822 |
| 13 | 362707216829623046 |
| 14 | 22117095828202632262 |
| 15 | 1445932369337590029622 |
| 16 | 100884144820332079749302 |
| 17 | 7481824780607157773071590 |
[1,2,14,166,2742,57734,1475078,44279414, 1526285814,59383786278,2573408251366, 122892818420310,6411057873364822, 362707216829623046,22117095828202632262, 1445932369337590029622,100884144820332079749302, 7481824780607157773071590] |