n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 0 |
3 | 1 |
4 | 5 |
5 | 23 |
6 | 139 |
7 | 1069 |
8 | 9365 |
9 | 90971 |
10 | 981647 |
11 | 11697167 |
12 | 152304591 |
13 | 2149063421 |
14 | 32668289913 |
15 | 532328418153 |
16 | 9256383832665 |
17 | 171066343532055 |
18 | 3348245897484091 |
19 | 69189708307509195 |
20 | 1505284330388457451 |
21 | 34391324279752372105 |
22 | 823258887611521993045 |
[1,0,0,1,5,23,139,1069,9365,90971,981647,11697167, 152304591,2149063421,32668289913,532328418153, 9256383832665,171066343532055,3348245897484091, 69189708307509195,1505284330388457451, 34391324279752372105,823258887611521993045] |