n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 3 |
5 | 20 |
6 | 190 |
7 | 1764 |
8 | 17773 |
9 | 192632 |
10 | 2250036 |
11 | 28254600 |
12 | 380304639 |
13 | 5468906508 |
14 | 83750505826 |
15 | 1361579283596 |
16 | 23431400945145 |
17 | 425669127018416 |
18 | 8142731710207432 |
19 | 163636478165355408 |
20 | 3447201944202849819 |
21 | 75973975479088955460 |
22 | 1748531872985454054246 |
23 | 41951755708613404583732 |
[1,0,0,0,3,20,190,1764,17773,192632,2250036, 28254600,380304639,5468906508,83750505826, 1361579283596,23431400945145,425669127018416, 8142731710207432,163636478165355408, 3447201944202849819,75973975479088955460, 1748531872985454054246,41951755708613404583732] |