n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 0 |
3 | 1 |
4 | 10 |
5 | 127 |
6 | 1650 |
7 | 23258 |
8 | 361154 |
9 | 6131236 |
10 | 113042841 |
11 | 2248848796 |
12 | 47985568177 |
13 | 1092290052791 |
14 | 26397613960112 |
15 | 674479517926073 |
16 | 18153075875657428 |
17 | 512977569857121559 |
18 | 15176209471995304906 |
19 | 468847646698743759887 |
20 | 15090613008931715532300 |
[1,0,0,1,10,127,1650,23258,361154,6131236, 113042841,2248848796,47985568177,1092290052791, 26397613960112,674479517926073,18153075875657428, 512977569857121559,15176209471995304906, 468847646698743759887,15090613008931715532300] |