n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 6 |
3 | 34 |
4 | 191 |
5 | 1208 |
6 | 7840 |
7 | 54152 |
8 | 377396 |
9 | 2868528 |
10 | 22719712 |
11 | 187318016 |
12 | 1594593876 |
13 | 13795808224 |
14 | 125535871760 |
15 | 1192418406800 |
16 | 11747646588912 |
17 | 118703814213296 |
18 | 1223646182128656 |
19 | 12755728151091424 |
20 | 137199027931128992 |
21 | 1527404635450188128 |
22 | 17599899510211606336 |
[0,1,6,34,191,1208,7840,54152,377396,2868528, 22719712,187318016,1594593876,13795808224, 125535871760,1192418406800,11747646588912, 118703814213296,1223646182128656, 12755728151091424,137199027931128992, 1527404635450188128,17599899510211606336] |