n | a(n) |
---|---|
6 | 120 |
7 | 6090 |
8 | 232792 |
9 | 8337420 |
10 | 299350440 |
11 | 11074483860 |
12 | 427387853508 |
13 | 17302253251998 |
14 | 736435961119768 |
15 | 32970154976590650 |
16 | 1551833612483679600 |
17 | 76712206915275154368 |
18 | 3977549433235139894640 |
19 | 216011528111397978249156 |
20 | 12268895890831542489647980 |
[120,6090,232792,8337420,299350440,11074483860, 427387853508,17302253251998,736435961119768, 32970154976590650,1551833612483679600, 76712206915275154368,3977549433235139894640, 216011528111397978249156, 12268895890831542489647980] |