n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 4 |
4 | 6 |
5 | 9 |
6 | 21 |
7 | 35 |
8 | 42 |
9 | 70 |
10 | 168 |
11 | 330 |
12 | 471 |
13 | 561 |
14 | 855 |
15 | 1950 |
16 | 4402 |
17 | 8023 |
18 | 11616 |
19 | 14245 |
20 | 18425 |
21 | 33880 |
22 | 78519 |
23 | 172047 |
24 | 320451 |
25 | 500579 |
26 | 668582 |
27 | 819819 |
28 | 1113658 |
29 | 2046760 |
30 | 4599060 |
31 | 10174544 |
32 | 20102845 |
33 | 34677986 |
34 | 52310993 |
35 | 70115066 |
36 | 87683799 |
37 | 115847016 |
[1,1,2,4,6,9,21,35,42,70,168,330,471,561,855,1950, 4402,8023,11616,14245,18425,33880,78519,172047, 320451,500579,668582,819819,1113658,2046760, 4599060,10174544,20102845,34677986,52310993, 70115066,87683799,115847016] |