n | a(n) |
---|---|
1 | 8 |
2 | 31 |
3 | 80 |
4 | 359 |
5 | 1758 |
6 | 9225 |
7 | 56046 |
8 | 366415 |
9 | 2519399 |
10 | 17926787 |
11 | 129675215 |
12 | 946882296 |
13 | 6952003074 |
14 | 51182425206 |
15 | 377395379937 |
16 | 2785188408332 |
17 | 20564328532736 |
18 | 151875658775227 |
19 | 1121831718798095 |
20 | 8287122669326048 |
21 | 61221054216532119 |
[8,31,80,359,1758,9225,56046,366415,2519399, 17926787,129675215,946882296,6952003074, 51182425206,377395379937,2785188408332, 20564328532736,151875658775227,1121831718798095, 8287122669326048,61221054216532119] |