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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 11 |
| 3 | 195 |
| 4 | 5033 |
| 5 | 171465 |
| 6 | 7264499 |
| 7 | 368258891 |
| 8 | 21740278417 |
| 9 | 1465044247953 |
| 10 | 110975742044635 |
| 11 | 9334724676616339 |
| 12 | 863320991981279033 |
| 13 | 87072657503374176985 |
| 14 | 9511213780859395685955 |
| 15 | 1118615909510940858978075 |
| 16 | 140933163945864346869845025 |
| 17 | 18937018020284359019138011425 |
[1,1,11,195,5033,171465,7264499,368258891, 21740278417,1465044247953,110975742044635, 9334724676616339,863320991981279033, 87072657503374176985,9511213780859395685955, 1118615909510940858978075, 140933163945864346869845025, 18937018020284359019138011425] |