n | a(n) |
---|---|
2 | 1 |
3 | 6 |
4 | 29 |
5 | 148 |
6 | 818 |
7 | 4964 |
8 | 32989 |
9 | 238931 |
10 | 1875750 |
11 | 15877954 |
12 | 144229155 |
13 | 1399818783 |
14 | 14459867443 |
15 | 158421403734 |
16 | 1835075534606 |
17 | 22410381524083 |
18 | 287792334374327 |
19 | 3877249814539076 |
20 | 54682843244983801 |
21 | 805762421350331195 |
22 | 12382437603795254667 |
23 | 198118073801089459039 |
[1,6,29,148,818,4964,32989,238931,1875750, 15877954,144229155,1399818783,14459867443, 158421403734,1835075534606,22410381524083, 287792334374327,3877249814539076, 54682843244983801,805762421350331195, 12382437603795254667,198118073801089459039] |