n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 8 |
3 | 36 |
4 | 196 |
5 | 1196 |
6 | 8116 |
7 | 60108 |
8 | 481140 |
9 | 4126540 |
10 | 37671540 |
11 | 364068172 |
12 | 3707910772 |
13 | 39645022540 |
14 | 443540780660 |
15 | 5177560304972 |
16 | 62903920321140 |
17 | 793654042136908 |
18 | 10378403752717940 |
19 | 140413475790402892 |
20 | 1962339063781284468 |
21 | 28287778534523140428 |
22 | 420059992540347885172 |
[1,2,8,36,196,1196,8116,60108,481140,4126540, 37671540,364068172,3707910772,39645022540, 443540780660,5177560304972,62903920321140, 793654042136908,10378403752717940, 140413475790402892,1962339063781284468, 28287778534523140428,420059992540347885172] |