n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 2 |
5 | 0 |
6 | 26 |
7 | 84 |
8 | 950 |
9 | 6000 |
10 | 62522 |
11 | 556116 |
12 | 6259598 |
13 | 69319848 |
14 | 874356338 |
15 | 11384093196 |
16 | 161462123894 |
17 | 2397736692144 |
18 | 37994808171962 |
19 | 631767062124564 |
20 | 11088109048500158 |
21 | 203828700127054008 |
22 | 3928762035148317314 |
23 | 79079452776283889820 |
24 | 1661265965479375937030 |
25 | 36332908076071038467520 |
26 | 826376466514358722894154 |
[1,0,0,0,2,0,26,84,950,6000,62522,556116,6259598, 69319848,874356338,11384093196,161462123894, 2397736692144,37994808171962,631767062124564, 11088109048500158,203828700127054008, 3928762035148317314,79079452776283889820, 1661265965479375937030,36332908076071038467520, 826376466514358722894154] |