n | a(n) |
---|---|
1 | 1 |
2 | 5 |
3 | 30 |
4 | 140 |
5 | 4900 |
6 | 155155 |
7 | 6930 |
8 | 223300 |
9 | 3573570 |
10 | 380380 |
11 | 340889640 |
12 | 1801800 |
13 | 333833500 |
14 | 711410700 |
15 | 78963134250 |
16 | 427826509110 |
17 | 70836325560 |
18 | 862289508080 |
19 | 62366724420 |
20 | 3975527876320 |
21 | 2279301054030 |
22 | 3422848288860 |
23 | 58264695188700 |
24 | 4903512426212400 |
[1,5,30,140,4900,155155,6930,223300,3573570, 380380,340889640,1801800,333833500,711410700, 78963134250,427826509110,70836325560,862289508080, 62366724420,3975527876320,2279301054030, 3422848288860,58264695188700,4903512426212400] |