n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 5 |
3 | 30 |
4 | 150 |
5 | 875 |
6 | 4500 |
7 | 25625 |
8 | 131250 |
9 | 750000 |
10 | 3843750 |
11 | 21562500 |
12 | 112109375 |
13 | 621093750 |
14 | 3222656250 |
15 | 17880859375 |
16 | 92578125000 |
17 | 508300781250 |
18 | 2658691406250 |
19 | 14465332031250 |
20 | 75439453125000 |
21 | 411254882812500 |
22 | 2142486572265625 |
23 | 11590576171875000 |
24 | 60722351074218750 |
25 | 326728820800781250 |
[1,1,5,30,150,875,4500,25625,131250,750000, 3843750,21562500,112109375,621093750,3222656250, 17880859375,92578125000,508300781250, 2658691406250,14465332031250,75439453125000, 411254882812500,2142486572265625, 11590576171875000,60722351074218750, 326728820800781250] |