n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 36 |
3 | 594 |
4 | 11340 |
5 | 235467 |
6 | 5164236 |
7 | 117704340 |
8 | 2760422652 |
9 | 66179363580 |
10 | 1614629242512 |
11 | 39958835859306 |
12 | 1000667989897524 |
13 | 25310418084553770 |
14 | 645671000841035400 |
15 | 16592979103827051240 |
16 | 429173117580596633820 |
17 | 11163550152596460675012 |
18 | 291848008677713303547312 |
[1,3,36,594,11340,235467,5164236,117704340, 2760422652,66179363580,1614629242512, 39958835859306,1000667989897524,25310418084553770, 645671000841035400,16592979103827051240, 429173117580596633820,11163550152596460675012, 291848008677713303547312] |