n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 105 |
6 | 2625 |
7 | 42075 |
8 | 554820 |
9 | 6578550 |
10 | 73169250 |
11 | 781319370 |
12 | 8122058850 |
13 | 82922497890 |
14 | 836339477160 |
15 | 8366154130425 |
16 | 83235403604220 |
17 | 825247074255735 |
18 | 8165187992777430 |
19 | 80704316324506860 |
20 | 797435573602269015 |
21 | 7881226621071221625 |
22 | 77939438593071188565 |
[0,0,0,0,105,2625,42075,554820,6578550,73169250, 781319370,8122058850,82922497890,836339477160, 8366154130425,83235403604220,825247074255735, 8165187992777430,80704316324506860, 797435573602269015,7881226621071221625, 77939438593071188565] |