n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 1 |
3 | 2 |
4 | 10 |
5 | 32 |
6 | 232 |
7 | 992 |
8 | 10096 |
9 | 53408 |
10 | 727360 |
11 | 4569536 |
12 | 79501696 |
13 | 578101376 |
14 | 12337163008 |
15 | 101945840384 |
16 | 2582987522560 |
17 | 23913303638528 |
18 | 701604503968768 |
19 | 7194776722623488 |
20 | 239847438803052544 |
21 | 2698941227297687552 |
22 | 100744097104231198720 |
23 | 1234263151585971974144 |
24 | 50993324690816940089344 |
[0,0,1,2,10,32,232,992,10096,53408,727360,4569536, 79501696,578101376,12337163008,101945840384, 2582987522560,23913303638528,701604503968768, 7194776722623488,239847438803052544, 2698941227297687552,100744097104231198720, 1234263151585971974144,50993324690816940089344] |