n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 6 |
3 | 5040 |
4 | 1307674368000 |
5 | 8222838654177922817725562880000000 |
6 | 1982608315404440064116146708361898137544773690227268628106279599612729753600000000000000 |
[1,1,6,5040,1307674368000, 8222838654177922817725562880000000, 19826083154044400641161467083618981375447736902272\ 68628106279599612729753600000000000000] |