n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 3 |
4 | 12 |
5 | 10 |
6 | 60 |
7 | 105 |
8 | 140 |
9 | 63 |
10 | 280 |
11 | 1155 |
12 | 27720 |
13 | 25740 |
14 | 8008 |
15 | 9009 |
16 | 16380 |
17 | 17017 |
18 | 6126120 |
19 | 2909907 |
20 | 5542680 |
21 | 2645370 |
22 | 232792560 |
23 | 111546435 |
24 | 535422888 |
25 | 128707425 |
26 | 2974571600 |
27 | 717084225 |
28 | 80313433200 |
29 | 77636318760 |
30 | 2329089562800 |
31 | 4512611027925 |
32 | 546983154900 |
[1,1,2,3,12,10,60,105,140,63,280,1155,27720,25740, 8008,9009,16380,17017,6126120,2909907,5542680, 2645370,232792560,111546435,535422888,128707425, 2974571600,717084225,80313433200,77636318760, 2329089562800,4512611027925,546983154900] |