n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 11 |
3 | 49 |
4 | 261 |
5 | 1631 |
6 | 11743 |
7 | 95901 |
8 | 876809 |
9 | 8877691 |
10 | 98641011 |
11 | 1193556233 |
12 | 15624736141 |
13 | 220048367319 |
14 | 3317652307271 |
15 | 53319412081141 |
16 | 909984632851473 |
17 | 16436597430879731 |
18 | 313262209859119579 |
19 | 6282647653285676001 |
20 | 132266266384961600021 |
21 | 2916471173788403280463 |
[1,3,11,49,261,1631,11743,95901,876809,8877691, 98641011,1193556233,15624736141,220048367319, 3317652307271,53319412081141,909984632851473, 16436597430879731,313262209859119579, 6282647653285676001,132266266384961600021, 2916471173788403280463] |