n | a(n) |
---|---|
1 | 21 |
2 | 36 |
3 | 56 |
4 | 253 |
5 | 496 |
6 | 561 |
7 | 1771 |
8 | 2926 |
9 | 3655 |
10 | 5985 |
11 | 26335 |
12 | 2895621 |
13 | 2919736 |
14 | 6471003 |
15 | 21474181 |
16 | 48792381 |
17 | 346700278 |
18 | 402073903 |
19 | 1260501229261 |
20 | 12864662659597529 |
[21,36,56,253,496,561,1771,2926,3655,5985,26335, 2895621,2919736,6471003,21474181,48792381, 346700278,402073903,1260501229261, 12864662659597529] |