n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 33 |
3 | 498 |
4 | 8691 |
5 | 164937 |
6 | 3305868 |
7 | 68855862 |
8 | 1475636055 |
9 | 32327521077 |
10 | 720713175441 |
11 | 16298128820568 |
12 | 372946723698516 |
13 | 8619565476744156 |
14 | 200920644131737992 |
15 | 4718057697038124750 |
16 | 111505342455507462207 |
17 | 2650261296098965752669 |
18 | 63308992564445668959795 |
[1,3,33,498,8691,164937,3305868,68855862, 1475636055,32327521077,720713175441, 16298128820568,372946723698516,8619565476744156, 200920644131737992,4718057697038124750, 111505342455507462207,2650261296098965752669, 63308992564445668959795] |