n | a(n) |
---|---|
2 | 3 |
3 | 45 |
4 | 210 |
5 | 630 |
6 | 1485 |
7 | 3003 |
8 | 5460 |
9 | 9180 |
10 | 14535 |
11 | 21945 |
12 | 31878 |
13 | 44850 |
14 | 61425 |
15 | 82215 |
16 | 107880 |
17 | 139128 |
18 | 176715 |
19 | 221445 |
20 | 274170 |
21 | 335790 |
22 | 407253 |
23 | 489555 |
24 | 583740 |
25 | 690900 |
26 | 812175 |
27 | 948753 |
28 | 1101870 |
29 | 1272810 |
30 | 1462905 |
31 | 1673535 |
32 | 1906128 |
33 | 2162160 |
34 | 2443155 |
[3,45,210,630,1485,3003,5460,9180,14535,21945, 31878,44850,61425,82215,107880,139128,176715, 221445,274170,335790,407253,489555,583740,690900, 812175,948753,1101870,1272810,1462905,1673535, 1906128,2162160,2443155] |