n | a(n) |
---|---|
1 | 6 |
2 | 41 |
3 | 336 |
4 | 2942 |
5 | 24520 |
6 | 183010 |
7 | 1202234 |
8 | 6979061 |
9 | 36211867 |
10 | 170079565 |
11 | 731624096 |
12 | 2911895183 |
13 | 10815978253 |
14 | 37768115174 |
15 | 124748330554 |
16 | 391810133592 |
17 | 1175449312215 |
18 | 3381493985527 |
19 | 9359644588182 |
20 | 25000202714062 |
21 | 64609485660764 |
[6,41,336,2942,24520,183010,1202234,6979061, 36211867,170079565,731624096,2911895183, 10815978253,37768115174,124748330554,391810133592, 1175449312215,3381493985527,9359644588182, 25000202714062,64609485660764] |