n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 9 |
4 | 16 |
5 | 45 |
6 | 186 |
7 | 343 |
8 | 848 |
9 | 1809 |
10 | 8290 |
11 | 13431 |
12 | 33672 |
13 | 66157 |
14 | 143066 |
15 | 591165 |
16 | 966016 |
17 | 2180913 |
18 | 4281570 |
19 | 8776423 |
20 | 15865400 |
21 | 67586841 |
22 | 101053282 |
23 | 226690047 |
24 | 420479952 |
25 | 845781625 |
26 | 1476079826 |
27 | 2830894353 |
28 | 10479645568 |
29 | 15758982597 |
30 | 33145324410 |
31 | 60465162751 |
[1,2,9,16,45,186,343,848,1809,8290,13431,33672, 66157,143066,591165,966016,2180913,4281570, 8776423,15865400,67586841,101053282,226690047, 420479952,845781625,1476079826,2830894353, 10479645568,15758982597,33145324410,60465162751] |