n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 15 |
3 | 136 |
4 | 1998 |
5 | 41973 |
6 | 1166263 |
7 | 40747561 |
8 | 1726907675 |
9 | 86421647389 |
10 | 5002021986418 |
11 | 329382745551946 |
12 | 24351172588548270 |
13 | 1999205882982496161 |
14 | 180613538916429940159 |
15 | 17817366508243503227269 |
[1,3,15,136,1998,41973,1166263,40747561, 1726907675,86421647389,5002021986418, 329382745551946,24351172588548270, 1999205882982496161,180613538916429940159, 17817366508243503227269] |