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A172638 as a simple table
| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 1107 |
| 3 | 219871 |
| 4 | 115321795 |
| 5 | 59794281891 |
| 6 | 37015866368181 |
| 7 | 24567498558526617 |
| 8 | 17470072106054582211 |
| 9 | 13039980402350138484115 |
| 10 | 10132345044562368521279737 |
| 11 | 8132104885895774387439086637 |
| 12 | 6705797924085107855686463036869 |
[1,1107,219871,115321795,59794281891, 37015866368181,24567498558526617, 17470072106054582211,13039980402350138484115, 10132345044562368521279737, 8132104885895774387439086637, 6705797924085107855686463036869] |