n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 5 |
3 | 16 |
4 | 60 |
5 | 254 |
6 | 1188 |
7 | 6043 |
8 | 33080 |
9 | 193249 |
10 | 1197001 |
11 | 7819995 |
12 | 53648847 |
13 | 385090323 |
14 | 2883045424 |
15 | 22451716833 |
16 | 181437812058 |
17 | 1518374146260 |
18 | 13133970646948 |
19 | 117235109969112 |
20 | 1078235776311405 |
21 | 10204120439288725 |
22 | 99244762587719585 |
23 | 990878067150790140 |
24 | 10145281310155565842 |
25 | 106420501631411705747 |
26 | 1142671059786354295966 |
27 | 12548652816798990883431 |
28 | 140839029768184796119004 |
[1,2,5,16,60,254,1188,6043,33080,193249,1197001, 7819995,53648847,385090323,2883045424,22451716833, 181437812058,1518374146260,13133970646948, 117235109969112,1078235776311405, 10204120439288725,99244762587719585, 990878067150790140,10145281310155565842, 106420501631411705747,1142671059786354295966, 12548652816798990883431,140839029768184796119004] |