n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 2 |
4 | 3 |
5 | 6 |
6 | 9 |
7 | 24 |
8 | 45 |
9 | 108 |
10 | 189 |
11 | 504 |
12 | 945 |
13 | 2268 |
14 | 3969 |
15 | 12096 |
16 | 25515 |
17 | 68040 |
18 | 130977 |
19 | 381024 |
20 | 773955 |
21 | 2000376 |
22 | 3750705 |
23 | 11430720 |
24 | 24111675 |
25 | 64297800 |
26 | 123773265 |
27 | 360067680 |
28 | 731387475 |
29 | 1890355320 |
30 | 3544416225 |
31 | 11522165760 |
32 | 25823603925 |
33 | 72913705200 |
34 | 148156598205 |
[1,1,1,2,3,6,9,24,45,108,189,504,945,2268,3969, 12096,25515,68040,130977,381024,773955,2000376, 3750705,11430720,24111675,64297800,123773265, 360067680,731387475,1890355320,3544416225, 11522165760,25823603925,72913705200,148156598205] |