n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 36 |
3 | 960 |
4 | 35956 |
5 | 1588192 |
6 | 77381016 |
7 | 4031052368 |
8 | 220584971892 |
9 | 12535415236272 |
10 | 734006917110352 |
11 | 44036846006084336 |
12 | 2695712407044476920 |
13 | 167837690527630068192 |
14 | 10601944003900014217704 |
15 | 678116169233319969588160 |
16 | 43848248800067454244195956 |
17 | 2862607888444933662236506240 |
[1,3,36,960,35956,1588192,77381016,4031052368, 220584971892,12535415236272,734006917110352, 44036846006084336,2695712407044476920, 167837690527630068192,10601944003900014217704, 678116169233319969588160, 43848248800067454244195956, 2862607888444933662236506240] |