n | a(n) |
---|---|
1 | 1 |
2 | 50 |
3 | 1660 |
4 | 46760 |
5 | 1217776 |
6 | 30480800 |
7 | 747497920 |
8 | 18139003520 |
9 | 437786795776 |
10 | 10536798272000 |
11 | 253246254177280 |
12 | 6082300519393280 |
13 | 146028165842661376 |
14 | 3505313580591718400 |
15 | 84135194495708938240 |
16 | 2019336829962040279040 |
[1,50,1660,46760,1217776,30480800,747497920, 18139003520,437786795776,10536798272000, 253246254177280,6082300519393280, 146028165842661376,3505313580591718400, 84135194495708938240,2019336829962040279040] |