n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 2 |
3 | 6 |
4 | 35 |
5 | 256 |
6 | 2187 |
7 | 21620 |
8 | 243947 |
9 | 3098528 |
10 | 43799819 |
11 | 682540780 |
12 | 11630529643 |
13 | 215190967544 |
14 | 4296657514283 |
15 | 92083313483300 |
16 | 2108244638675035 |
17 | 51350077108834832 |
18 | 1325682930813985547 |
19 | 36157047428501464220 |
20 | 1038793351537388253211 |
21 | 31354977545074731373512 |
[1,0,2,6,35,256,2187,21620,243947,3098528, 43799819,682540780,11630529643,215190967544, 4296657514283,92083313483300,2108244638675035, 51350077108834832,1325682930813985547, 36157047428501464220,1038793351537388253211, 31354977545074731373512] |