n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 1 |
3 | 5 |
4 | 28 |
5 | 199 |
6 | 1721 |
7 | 17394 |
8 | 200803 |
9 | 2607301 |
10 | 37614922 |
11 | 596933193 |
12 | 10334308029 |
13 | 193820343248 |
14 | 3914731286181 |
15 | 84716451763961 |
16 | 1955520075368116 |
17 | 47960724925499219 |
18 | 1245468599978831333 |
19 | 34139796082603477690 |
20 | 985066290112167474255 |
21 | 29844155285575945561913 |
[1,0,1,5,28,199,1721,17394,200803,2607301, 37614922,596933193,10334308029,193820343248, 3914731286181,84716451763961,1955520075368116, 47960724925499219,1245468599978831333, 34139796082603477690,985066290112167474255, 29844155285575945561913] |