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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 17 |
| 3 | 256 |
| 4 | 5719 |
| 5 | 173446 |
| 6 | 6768075 |
| 7 | 328288840 |
| 8 | 19468007553 |
| 9 | 1458080017522 |
| 10 | 183476204746761 |
| 11 | 87209577493989776 |
| 12 | 154656821805639801687 |
| 13 | 617619828457724835488214 |
| 14 | 5008102331929281541386123923 |
| 15 | 81618549234469098721106601012472 |
| 16 | 2666950050438611111026601803629686849 |
[1,2,17,256,5719,173446,6768075,328288840, 19468007553,1458080017522,183476204746761, 87209577493989776,154656821805639801687, 617619828457724835488214, 5008102331929281541386123923, 81618549234469098721106601012472, 2666950050438611111026601803629686849] |