n | a(n) |
---|---|
1 | 1 |
2 | 9 |
3 | 25 |
4 | 49 |
5 | 149 |
6 | 625 |
7 | 2141 |
8 | 5433 |
9 | 17269 |
10 | 65249 |
11 | 214877 |
12 | 600025 |
13 | 1934485 |
14 | 6961153 |
15 | 22488637 |
16 | 66171721 |
17 | 214994149 |
18 | 746222545 |
19 | 2392193165 |
20 | 7273608601 |
21 | 23705004725 |
22 | 80233190113 |
23 | 256613628509 |
24 | 797094034921 |
25 | 2598493640773 |
26 | 8647653815601 |
[1,9,25,49,149,625,2141,5433,17269,65249,214877, 600025,1934485,6961153,22488637,66171721, 214994149,746222545,2392193165,7273608601, 23705004725,80233190113,256613628509,797094034921, 2598493640773,8647653815601] |