n | a(n) |
---|---|
1 | 2 |
2 | 10 |
3 | 44 |
4 | 748 |
5 | 43010 |
6 | 294814 |
7 | 6349840 |
8 | 141329296 |
9 | 1074518324 |
10 | 74933514700 |
11 | 1768430946920 |
12 | 14084538964600 |
13 | 340000770605444 |
14 | 74512476573454612 |
15 | 609313847842042640 |
16 | 15044155456074175376 |
17 | 373539541721841740870 |
[2,10,44,748,43010,294814,6349840,141329296, 1074518324,74933514700,1768430946920, 14084538964600,340000770605444,74512476573454612, 609313847842042640,15044155456074175376, 373539541721841740870] |