n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 7 |
3 | 11 |
4 | 45 |
5 | 105 |
6 | 325 |
7 | 989 |
8 | 3268 |
9 | 10125 |
10 | 33017 |
11 | 111435 |
12 | 369576 |
13 | 1277044 |
14 | 4362878 |
15 | 15233325 |
16 | 53647473 |
17 | 189461874 |
18 | 676856245 |
19 | 2422723580 |
20 | 8743378141 |
21 | 31684991912 |
22 | 115347765988 |
23 | 421763257890 |
24 | 1548503690949 |
25 | 5702720842940 |
26 | 21074884894536 |
27 | 78123777847065 |
[1,2,7,11,45,105,325,989,3268,10125,33017,111435, 369576,1277044,4362878,15233325,53647473, 189461874,676856245,2422723580,8743378141, 31684991912,115347765988,421763257890, 1548503690949,5702720842940,21074884894536, 78123777847065] |