n | a(n) |
---|---|
0 | 1 |
1 | 20 |
2 | 400 |
3 | 8902 |
4 | 197281 |
5 | 4865609 |
6 | 119060324 |
7 | 3195901860 |
8 | 84998978956 |
9 | 2439530234167 |
10 | 69352859712417 |
11 | 2097651003696806 |
12 | 62854969236701747 |
13 | 1981066775000396239 |
14 | 61885021521585529237 |
15 | 2015099950053364471960 |
[1,20,400,8902,197281,4865609,119060324, 3195901860,84998978956,2439530234167, 69352859712417,2097651003696806,62854969236701747, 1981066775000396239,61885021521585529237, 2015099950053364471960] |