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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 5 |
| 2 | 32 |
| 3 | 192 |
| 4 | 845 |
| 5 | 3533 |
| 6 | 14628 |
| 7 | 58389 |
| 8 | 233293 |
| 9 | 932688 |
| 10 | 3733873 |
| 11 | 14934304 |
| 12 | 59737865 |
| 13 | 238944733 |
| 14 | 955725656 |
| 15 | 3822610688 |
[1,5,32,192,845,3533,14628,58389,233293,932688, 3733873,14934304,59737865,238944733,955725656, 3822610688] |