n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 1 |
4 | 2 |
5 | 3 |
6 | 6 |
7 | 9 |
8 | 19 |
9 | 28 |
10 | 62 |
11 | 93 |
12 | 205 |
13 | 315 |
14 | 703 |
15 | 1091 |
16 | 2440 |
17 | 3855 |
18 | 8616 |
19 | 13797 |
20 | 30801 |
21 | 49929 |
22 | 111311 |
23 | 182361 |
24 | 405751 |
25 | 671088 |
26 | 1490409 |
27 | 2485504 |
28 | 5509504 |
29 | 9256395 |
30 | 20480421 |
31 | 34636833 |
32 | 76499520 |
33 | 130150493 |
34 | 286960946 |
35 | 490853403 |
36 | 1080476338 |
37 | 1857283155 |
38 | 4081876927 |
39 | 7048151355 |
[1,1,1,2,3,6,9,19,28,62,93,205,315,703,1091,2440, 3855,8616,13797,30801,49929,111311,182361,405751, 671088,1490409,2485504,5509504,9256395,20480421, 34636833,76499520,130150493,286960946,490853403, 1080476338,1857283155,4081876927,7048151355] |