n | a(n) |
---|---|
1 | 1 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 1 |
6 | 3 |
7 | 23 |
8 | 177 |
9 | 1553 |
10 | 14963 |
11 | 157931 |
12 | 1814453 |
13 | 22566237 |
14 | 302267423 |
15 | 4340478951 |
16 | 66541218865 |
17 | 1084982173641 |
18 | 18752743351339 |
19 | 342523093859011 |
20 | 6593167693927885 |
21 | 133408305489947029 |
22 | 2831112931136162775 |
23 | 62878579846490149375 |
24 | 1458746608689369440265 |
[1,0,0,0,1,3,23,177,1553,14963,157931,1814453, 22566237,302267423,4340478951,66541218865, 1084982173641,18752743351339,342523093859011, 6593167693927885,133408305489947029, 2831112931136162775,62878579846490149375, 1458746608689369440265] |