n | a(n) |
---|---|
1 | 1 |
2 | 13 |
3 | 1027 |
4 | 52741 |
5 | 468481 |
6 | 2890927 |
7 | 4166539 |
8 | 37009999 |
9 | 228383233 |
10 | 999884119 |
11 | 1345997497 |
12 | 1900627417 |
13 | 2126334691 |
14 | 4499474941 |
15 | 5037873529 |
16 | 11728490839 |
17 | 104180336299 |
18 | 105897267463 |
19 | 150149565943 |
20 | 926550776281 |
21 | 4056529870783 |
[1,13,1027,52741,468481,2890927,4166539,37009999, 228383233,999884119,1345997497,1900627417, 2126334691,4499474941,5037873529,11728490839, 104180336299,105897267463,150149565943, 926550776281,4056529870783] |