n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 3 |
4 | 6 |
5 | 3 |
6 | 15 |
7 | 45 |
8 | 45 |
9 | 15 |
10 | 105 |
11 | 420 |
12 | 630 |
13 | 420 |
14 | 105 |
15 | 945 |
16 | 4725 |
17 | 9450 |
18 | 9450 |
19 | 4725 |
20 | 945 |
21 | 10395 |
22 | 62370 |
23 | 155925 |
24 | 207900 |
25 | 155925 |
26 | 62370 |
27 | 10395 |
28 | 135135 |
29 | 945945 |
30 | 2837835 |
31 | 4729725 |
32 | 4729725 |
33 | 2837835 |
34 | 945945 |
35 | 135135 |
36 | 2027025 |
37 | 16216200 |
38 | 56756700 |
39 | 113513400 |
40 | 141891750 |
41 | 113513400 |
42 | 56756700 |
43 | 16216200 |
44 | 2027025 |
[1,1,1,3,6,3,15,45,45,15,105,420,630,420,105,945, 4725,9450,9450,4725,945,10395,62370,155925,207900, 155925,62370,10395,135135,945945,2837835,4729725, 4729725,2837835,945945,135135,2027025,16216200, 56756700,113513400,141891750,113513400,56756700, 16216200,2027025] |