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| n | a(n) |
|---|---|
| 1 | 13 |
| 2 | 350 |
| 3 | 8810 |
| 4 | 214205 |
| 5 | 5651413 |
| 6 | 150408381 |
| 7 | 3987917885 |
| 8 | 105763678912 |
| 9 | 2806435386716 |
| 10 | 74469568386806 |
| 11 | 1976021271254310 |
| 12 | 52433241174367001 |
| 13 | 1391307732098049597 |
| 14 | 36918123259610916274 |
| 15 | 979616238864840606855 |
[13,350,8810,214205,5651413,150408381,3987917885, 105763678912,2806435386716,74469568386806, 1976021271254310,52433241174367001, 1391307732098049597,36918123259610916274, 979616238864840606855] |