n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 0 |
6 | 0 |
7 | 0 |
8 | 14 |
9 | 126 |
10 | 630 |
11 | 2310 |
12 | 6930 |
13 | 18018 |
14 | 42042 |
15 | 90090 |
16 | 180180 |
17 | 340340 |
18 | 612612 |
19 | 1058148 |
20 | 1763580 |
21 | 2848860 |
22 | 4476780 |
23 | 6864396 |
24 | 10296594 |
25 | 15142050 |
26 | 21871850 |
27 | 31081050 |
28 | 43513470 |
29 | 60090030 |
30 | 81940950 |
31 | 110442150 |
32 | 147256200 |
33 | 194378184 |
34 | 254186856 |
35 | 329501480 |
[0,0,0,0,0,0,0,0,14,126,630,2310,6930,18018,42042, 90090,180180,340340,612612,1058148,1763580, 2848860,4476780,6864396,10296594,15142050, 21871850,31081050,43513470,60090030,81940950, 110442150,147256200,194378184,254186856,329501480] |