n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 0 |
3 | 1 |
4 | 3 |
5 | 9 |
6 | 43 |
7 | 209 |
8 | 1042 |
9 | 5682 |
10 | 32875 |
11 | 200919 |
12 | 1299092 |
13 | 8848623 |
14 | 63108778 |
15 | 471509591 |
16 | 3671980053 |
17 | 29797471739 |
18 | 251120234182 |
19 | 2196428139810 |
20 | 19882638695048 |
21 | 186205573812059 |
22 | 1799766634300161 |
23 | 17946783669353462 |
24 | 184277407872729741 |
25 | 1947501874827169041 |
[0,0,0,1,3,9,43,209,1042,5682,32875,200919, 1299092,8848623,63108778,471509591,3671980053, 29797471739,251120234182,2196428139810, 19882638695048,186205573812059,1799766634300161, 17946783669353462,184277407872729741, 1947501874827169041] |