n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 3 |
4 | 14 |
5 | 96 |
6 | 849 |
7 | 9362 |
8 | 123101 |
9 | 1888016 |
10 | 33066768 |
11 | 648254352 |
12 | 14047013386 |
13 | 332435753328 |
14 | 8525497523100 |
15 | 235255431749816 |
16 | 6948357529667124 |
17 | 218632693287458304 |
18 | 7300788870920480864 |
19 | 257844842264845841472 |
20 | 9602530635731056455744 |
21 | 376083658114082740084224 |
[1,1,3,14,96,849,9362,123101,1888016,33066768, 648254352,14047013386,332435753328,8525497523100, 235255431749816,6948357529667124, 218632693287458304,7300788870920480864, 257844842264845841472,9602530635731056455744, 376083658114082740084224] |