n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 3 |
3 | 12 |
4 | 30 |
5 | 60 |
6 | 210 |
7 | 840 |
8 | 2520 |
9 | 7560 |
10 | 27720 |
11 | 83160 |
12 | 240240 |
13 | 840840 |
14 | 2702700 |
15 | 10810800 |
16 | 36756720 |
17 | 122522400 |
18 | 465585120 |
19 | 1551950400 |
20 | 4888643760 |
21 | 19554575040 |
22 | 74959204320 |
23 | 257002986240 |
24 | 936990054000 |
25 | 3480248772000 |
[1,2,3,12,30,60,210,840,2520,7560,27720,83160, 240240,840840,2702700,10810800,36756720,122522400, 465585120,1551950400,4888643760,19554575040, 74959204320,257002986240,936990054000, 3480248772000] |