n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 3 |
3 | 49 |
4 | 101 |
5 | 150 |
6 | 4901 |
7 | 5051 |
8 | 15003 |
9 | 245099 |
10 | 505201 |
11 | 750300 |
12 | 24514801 |
13 | 25265101 |
14 | 75045003 |
15 | 1225985149 |
16 | 2527015301 |
17 | 3753000450 |
18 | 122623029701 |
19 | 126376030151 |
20 | 375375090003 |
21 | 6132377470199 |
22 | 12640130030401 |
23 | 18772507500600 |
24 | 613360370049601 |
25 | 632132877550201 |
[1,1,3,49,101,150,4901,5051,15003,245099,505201, 750300,24514801,25265101,75045003,1225985149, 2527015301,3753000450,122623029701,126376030151, 375375090003,6132377470199,12640130030401, 18772507500600,613360370049601,632132877550201] |