n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 6 |
4 | 10 |
5 | 100 |
6 | 126 |
7 | 1000 |
8 | 2376 |
9 | 4375 |
10 | 46251 |
11 | 156250 |
12 | 603126 |
13 | 3640626 |
14 | 7750000 |
15 | 19140625 |
16 | 151718751 |
17 | 835156251 |
18 | 1727734375 |
19 | 5960937501 |
20 | 32482421875 |
21 | 236621093751 |
22 | 340029296875 |
23 | 8413134765625 |
24 | 60784912109376 |
25 | 68961425781250 |
26 | 709516601562501 |
27 | 1236678466796875 |
[0,1,6,10,100,126,1000,2376,4375,46251,156250, 603126,3640626,7750000,19140625,151718751, 835156251,1727734375,5960937501,32482421875, 236621093751,340029296875,8413134765625, 60784912109376,68961425781250,709516601562501, 1236678466796875] |