n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 5 |
3 | 32 |
4 | 239 |
5 | 1981 |
6 | 17757 |
7 | 169765 |
8 | 1717730 |
9 | 18311250 |
10 | 205075693 |
11 | 2408303246 |
12 | 29611689597 |
13 | 380712483013 |
14 | 5111573917042 |
15 | 71576222215342 |
16 | 1043901890068909 |
17 | 15835797676490439 |
18 | 249530033466698385 |
19 | 4078781718332965858 |
[1,1,5,32,239,1981,17757,169765,1717730,18311250, 205075693,2408303246,29611689597,380712483013, 5111573917042,71576222215342,1043901890068909, 15835797676490439,249530033466698385, 4078781718332965858] |