n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 6 |
3 | 18 |
4 | 48 |
5 | 100 |
6 | 210 |
7 | 378 |
8 | 688 |
9 | 1152 |
10 | 1920 |
11 | 3025 |
12 | 4788 |
13 | 7228 |
14 | 10920 |
15 | 16020 |
16 | 23408 |
17 | 33405 |
18 | 47592 |
19 | 66462 |
20 | 92600 |
21 | 127092 |
22 | 173778 |
23 | 234738 |
24 | 316176 |
25 | 421275 |
26 | 559572 |
27 | 736938 |
28 | 967260 |
29 | 1260137 |
30 | 1636890 |
31 | 2112185 |
32 | 2717664 |
33 | 3477078 |
34 | 4435708 |
35 | 5630660 |
36 | 7128504 |
37 | 8984044 |
38 | 11293638 |
39 | 14140893 |
40 | 17661840 |
41 | 21980264 |
42 | 27291222 |
[0,1,6,18,48,100,210,378,688,1152,1920,3025,4788, 7228,10920,16020,23408,33405,47592,66462,92600, 127092,173778,234738,316176,421275,559572,736938, 967260,1260137,1636890,2112185,2717664,3477078, 4435708,5630660,7128504,8984044,11293638,14140893, 17661840,21980264,27291222] |