n | a(n) |
---|---|
1 | 1 |
2 | 105 |
3 | 385 |
4 | 1365 |
5 | 1785 |
6 | 2805 |
7 | 3135 |
8 | 6545 |
9 | 10465 |
10 | 11305 |
11 | 17255 |
12 | 20615 |
13 | 26565 |
14 | 40755 |
15 | 106743 |
16 | 171717 |
17 | 255255 |
18 | 279565 |
19 | 327845 |
20 | 707455 |
21 | 886445 |
22 | 983535 |
23 | 1181895 |
24 | 1752465 |
25 | 3949491 |
26 | 8070699 |
27 | 10163195 |
28 | 13441645 |
29 | 15069565 |
30 | 30489585 |
31 | 37495115 |
32 | 40324935 |
[1,105,385,1365,1785,2805,3135,6545,10465,11305, 17255,20615,26565,40755,106743,171717,255255, 279565,327845,707455,886445,983535,1181895, 1752465,3949491,8070699,10163195,13441645, 15069565,30489585,37495115,40324935] |