n | a(n) |
---|---|
0 | 1 |
1 | 4 |
2 | 34 |
3 | 438 |
4 | 7536 |
5 | 162120 |
6 | 4185360 |
7 | 126060480 |
8 | 4339278720 |
9 | 168038478720 |
10 | 7230318681600 |
11 | 342214829510400 |
12 | 17669683572710400 |
13 | 988372892015308800 |
14 | 59538455210371737600 |
15 | 3842709218808235776000 |
16 | 264549049753191211008000 |
[1,4,34,438,7536,162120,4185360,126060480, 4339278720,168038478720,7230318681600, 342214829510400,17669683572710400, 988372892015308800,59538455210371737600, 3842709218808235776000,264549049753191211008000] |