n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 6 |
4 | 21 |
5 | 71 |
6 | 200 |
7 | 465 |
8 | 929 |
9 | 1667 |
10 | 2766 |
11 | 4325 |
12 | 6455 |
13 | 9279 |
14 | 12932 |
15 | 17561 |
16 | 23325 |
17 | 30395 |
18 | 38954 |
19 | 49197 |
20 | 61331 |
21 | 75575 |
22 | 92160 |
23 | 111329 |
24 | 133337 |
25 | 158451 |
26 | 186950 |
27 | 219125 |
28 | 255279 |
29 | 295727 |
30 | 340796 |
[1,2,6,21,71,200,465,929,1667,2766,4325,6455,9279, 12932,17561,23325,30395,38954,49197,61331,75575, 92160,111329,133337,158451,186950,219125,255279, 295727,340796] |