n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 1 |
4 | 2 |
5 | 4 |
6 | 6 |
7 | 9 |
8 | 15 |
9 | 25 |
10 | 35 |
11 | 49 |
12 | 77 |
13 | 121 |
14 | 165 |
15 | 225 |
16 | 330 |
17 | 484 |
18 | 660 |
19 | 900 |
20 | 1260 |
21 | 1764 |
22 | 2352 |
23 | 3136 |
24 | 4312 |
25 | 5929 |
26 | 7777 |
27 | 10201 |
28 | 13635 |
29 | 18225 |
30 | 23760 |
31 | 30976 |
32 | 40656 |
33 | 53361 |
34 | 68607 |
35 | 88209 |
36 | 114345 |
37 | 148225 |
38 | 188650 |
39 | 240100 |
40 | 307230 |
[1,1,1,2,4,6,9,15,25,35,49,77,121,165,225,330,484, 660,900,1260,1764,2352,3136,4312,5929,7777,10201, 13635,18225,23760,30976,40656,53361,68607,88209, 114345,148225,188650,240100,307230] |