n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 1 |
4 | 2 |
5 | 3 |
6 | 6 |
7 | 9 |
8 | 18 |
9 | 28 |
10 | 57 |
11 | 93 |
12 | 181 |
13 | 315 |
14 | 612 |
15 | 1091 |
16 | 2100 |
17 | 3855 |
18 | 7392 |
19 | 13797 |
20 | 26436 |
21 | 49929 |
22 | 95790 |
23 | 182361 |
24 | 350440 |
25 | 671088 |
26 | 1292445 |
27 | 2485504 |
28 | 4797261 |
29 | 9256395 |
30 | 17903316 |
31 | 34636833 |
32 | 67124160 |
33 | 130150493 |
34 | 252675975 |
35 | 490853403 |
36 | 954498874 |
37 | 1857283155 |
38 | 3616938738 |
[1,1,1,2,3,6,9,18,28,57,93,181,315,612,1091,2100, 3855,7392,13797,26436,49929,95790,182361,350440, 671088,1292445,2485504,4797261,9256395,17903316, 34636833,67124160,130150493,252675975,490853403, 954498874,1857283155,3616938738] |