n | a(n) |
---|---|
1 | 1 |
2 | 21 |
3 | 200 |
4 | 1950 |
5 | 19005 |
6 | 185164 |
7 | 1803949 |
8 | 17574675 |
9 | 171218008 |
10 | 1668058947 |
11 | 16250746331 |
12 | 158319795778 |
13 | 1542400400537 |
14 | 15026541578483 |
15 | 146393213915408 |
16 | 1426207951308175 |
17 | 13894558811577567 |
18 | 135365087812821450 |
[1,21,200,1950,19005,185164,1803949,17574675, 171218008,1668058947,16250746331,158319795778, 1542400400537,15026541578483,146393213915408, 1426207951308175,13894558811577567, 135365087812821450] |