n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 24 |
3 | 140 |
4 | 2319 |
5 | 21272 |
6 | 262191 |
7 | 2746048 |
8 | 31411948 |
9 | 342302244 |
10 | 3830482893 |
11 | 42241878920 |
12 | 469601959777 |
13 | 5197411955932 |
14 | 57664560160890 |
15 | 638914582091712 |
16 | 7084373947760105 |
17 | 78520055192688696 |
18 | 870480364546718647 |
19 | 9649003719594586976 |
20 | 106963676725852631636 |
[1,0,24,140,2319,21272,262191,2746048,31411948, 342302244,3830482893,42241878920,469601959777, 5197411955932,57664560160890,638914582091712, 7084373947760105,78520055192688696, 870480364546718647,9649003719594586976, 106963676725852631636] |