n | a(n) |
---|---|
1 | 5 |
2 | 25 |
3 | 130 |
4 | 650 |
5 | 2942 |
6 | 11819 |
7 | 42305 |
8 | 136564 |
9 | 402910 |
10 | 1099694 |
11 | 2805530 |
12 | 6748066 |
13 | 15412437 |
14 | 33626131 |
15 | 70430778 |
16 | 142218719 |
17 | 277853339 |
18 | 526833235 |
19 | 972034814 |
20 | 1749218190 |
21 | 3076360192 |
22 | 5297051455 |
23 | 8943742419 |
24 | 14828643610 |
25 | 24172697276 |
[5,25,130,650,2942,11819,42305,136564,402910, 1099694,2805530,6748066,15412437,33626131, 70430778,142218719,277853339,526833235,972034814, 1749218190,3076360192,5297051455,8943742419, 14828643610,24172697276] |