| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 22 |
| 2 | 317 |
| 3 | 3782 |
| 4 | 40533 |
| 5 | 405534 |
| 6 | 3869149 |
| 7 | 35663254 |
| 8 | 320292005 |
| 9 | 2819331086 |
| 10 | 24426173421 |
| 11 | 208945416966 |
| 12 | 1768927681717 |
| 13 | 14848644708478 |
| 14 | 123763757447933 |
| 15 | 1025496480025718 |
| 16 | 8455062115190469 |
| 17 | 69418440837750510 |
[1,22,317,3782,40533,405534,3869149,35663254, 320292005,2819331086,24426173421,208945416966, 1768927681717,14848644708478,123763757447933, 1025496480025718,8455062115190469, 69418440837750510] |