n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 3 |
3 | 16 |
4 | 97 |
5 | 645 |
6 | 4539 |
7 | 33242 |
8 | 250715 |
9 | 1934131 |
10 | 15190377 |
11 | 121050779 |
12 | 976334857 |
13 | 7954909796 |
14 | 65378035310 |
15 | 541346845867 |
16 | 4511820592102 |
17 | 37819912868231 |
18 | 318639423484669 |
19 | 2696819879180630 |
20 | 22918021992024063 |
21 | 195480539889732302 |
22 | 1672951468057552136 |
23 | 14361120982757852887 |
24 | 123625070638172667688 |
25 | 1066939084577136857174 |
[1,1,3,16,97,645,4539,33242,250715,1934131, 15190377,121050779,976334857,7954909796, 65378035310,541346845867,4511820592102, 37819912868231,318639423484669,2696819879180630, 22918021992024063,195480539889732302, 1672951468057552136,14361120982757852887, 123625070638172667688,1066939084577136857174] |