n | a(n) |
---|---|
0 | 1 |
1 | 5 |
2 | 28 |
3 | 167 |
4 | 1024 |
5 | 6335 |
6 | 39208 |
7 | 241967 |
8 | 1487584 |
9 | 9110975 |
10 | 55612888 |
11 | 338471567 |
12 | 2054977744 |
13 | 12451139615 |
14 | 75314797768 |
15 | 454933369967 |
16 | 2744837485504 |
17 | 16545254288255 |
18 | 99652801745848 |
19 | 599823577977167 |
20 | 3608476467634864 |
[1,5,28,167,1024,6335,39208,241967,1487584, 9110975,55612888,338471567,2054977744,12451139615, 75314797768,454933369967,2744837485504, 16545254288255,99652801745848,599823577977167, 3608476467634864] |