n | a(n) |
---|---|
1 | 1 |
2 | 5 |
3 | 16 |
4 | 49 |
5 | 129 |
6 | 341 |
7 | 833 |
8 | 2029 |
9 | 4760 |
10 | 11068 |
11 | 25182 |
12 | 56888 |
13 | 126661 |
14 | 280169 |
15 | 613893 |
16 | 1337386 |
17 | 2893793 |
18 | 6232013 |
19 | 13352607 |
20 | 28497552 |
21 | 60580905 |
22 | 128368080 |
23 | 271153740 |
24 | 571224871 |
25 | 1200298631 |
26 | 2516483260 |
27 | 5264785310 |
28 | 10993631034 |
29 | 22915508186 |
30 | 47688470005 |
[1,5,16,49,129,341,833,2029,4760,11068,25182, 56888,126661,280169,613893,1337386,2893793, 6232013,13352607,28497552,60580905,128368080, 271153740,571224871,1200298631,2516483260, 5264785310,10993631034,22915508186,47688470005] |