n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 7 |
4 | 50 |
5 | 520 |
6 | 10665 |
7 | 400220 |
8 | 29204589 |
9 | 4143245857 |
10 | 1146827743079 |
11 | 619412332805088 |
12 | 653237982066620540 |
13 | 1346571060160843394520 |
14 | 5432476352054378478159877 |
15 | 42947950068987980977264834190 |
16 | 666212968663987333085874313873428 |
17 | 20301440661023158546856805172595805762 |
[1,1,2,7,50,520,10665,400220,29204589,4143245857, 1146827743079,619412332805088,653237982066620540, 1346571060160843394520,5432476352054378478159877, 42947950068987980977264834190, 666212968663987333085874313873428, 20301440661023158546856805172595805762] |