n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 12 |
3 | 133 |
4 | 1464 |
5 | 16215 |
6 | 178366 |
7 | 2073137 |
8 | 22814518 |
9 | 252060710 |
10 | 2772667811 |
11 | 31610457022 |
12 | 347715137243 |
13 | 3835866520674 |
14 | 43305642727525 |
15 | 476363171113776 |
16 | 5351104882252647 |
17 | 58862154814780228 |
18 | 658583714063682520 |
19 | 7355531854711617721 |
20 | 82021851512827806032 |
[0,1,12,133,1464,16215,178366,2073137,22814518, 252060710,2772667811,31610457022,347715137243, 3835866520674,43305642727525,476363171113776, 5351104882252647,58862154814780228, 658583714063682520,7355531854711617721, 82021851512827806032] |