n | a(n) |
---|---|
1 | 4 |
2 | 384 |
3 | 31500 |
4 | 2558976 |
5 | 207746836 |
6 | 16864848000 |
7 | 1369080572444 |
8 | 111141302329344 |
9 | 9022397309950500 |
10 | 732433860440996736 |
11 | 59458627396289740076 |
12 | 4826822683620921984000 |
13 | 391839136544897998002484 |
14 | 31809312044806091140235904 |
15 | 2582264604005182130741437500 |
[4,384,31500,2558976,207746836,16864848000, 1369080572444,111141302329344,9022397309950500, 732433860440996736,59458627396289740076, 4826822683620921984000,391839136544897998002484, 31809312044806091140235904, 2582264604005182130741437500] |