n | a(n) |
---|---|
6 | 120 |
7 | 2520 |
8 | 31920 |
9 | 317520 |
10 | 2739240 |
11 | 21538440 |
12 | 158838240 |
13 | 1118557440 |
14 | 7612364760 |
15 | 50483192760 |
16 | 328191186960 |
17 | 2100689987760 |
18 | 13282470124680 |
19 | 83169792213480 |
20 | 516729467446080 |
21 | 3190281535536480 |
22 | 19596640721427000 |
23 | 119876382958008600 |
[120,2520,31920,317520,2739240,21538440,158838240, 1118557440,7612364760,50483192760,328191186960, 2100689987760,13282470124680,83169792213480, 516729467446080,3190281535536480, 19596640721427000,119876382958008600] |