n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 4 |
3 | 25 |
4 | 765 |
5 | 1300 |
6 | 61306 |
7 | 682306 |
8 | 1713960 |
9 | 1567246464 |
10 | 67208788225 |
11 | 51487177320 |
12 | 33511259427028 |
13 | 2030336608089664 |
14 | 42761083701194302 |
15 | 7549007599307190895 |
16 | 776831192562116876947 |
17 | 3388911887796350381712 |
18 | 649070202541887765091474 |
19 | 43774861324581222789850945 |
[1,1,4,25,765,1300,61306,682306,1713960, 1567246464,67208788225,51487177320,33511259427028, 2030336608089664,42761083701194302, 7549007599307190895,776831192562116876947, 3388911887796350381712,649070202541887765091474, 43774861324581222789850945] |