n | a(n) |
---|---|
1 | 2 |
2 | 3 |
3 | 7 |
4 | 16 |
5 | 41 |
6 | 109 |
7 | 298 |
8 | 858 |
9 | 2533 |
10 | 7773 |
11 | 24438 |
12 | 79079 |
13 | 261961 |
14 | 888335 |
15 | 3078307 |
16 | 10884541 |
17 | 39246121 |
18 | 144089532 |
19 | 538426333 |
20 | 2045444718 |
21 | 7895980672 |
22 | 30947906902 |
23 | 123093837504 |
24 | 496552331743 |
25 | 2030469580356 |
[2,3,7,16,41,109,298,858,2533,7773,24438,79079, 261961,888335,3078307,10884541,39246121,144089532, 538426333,2045444718,7895980672,30947906902, 123093837504,496552331743,2030469580356] |