n | a(n) |
---|---|
0 | 1 |
1 | 14 |
2 | 105 |
3 | 560 |
4 | 2380 |
5 | 8568 |
6 | 27132 |
7 | 77520 |
8 | 203490 |
9 | 497420 |
10 | 1144066 |
11 | 2496144 |
12 | 5200300 |
13 | 10400599 |
14 | 20058286 |
15 | 37442055 |
16 | 67863355 |
17 | 119757470 |
18 | 206244507 |
19 | 347346468 |
20 | 573088920 |
21 | 927780270 |
22 | 1475840380 |
23 | 2309645534 |
24 | 3559971156 |
25 | 5409749996 |
[1,14,105,560,2380,8568,27132,77520,203490,497420, 1144066,2496144,5200300,10400599,20058286, 37442055,67863355,119757470,206244507,347346468, 573088920,927780270,1475840380,2309645534, 3559971156,5409749996] |