n | a(n) |
---|---|
1 | 1 |
2 | 3 |
3 | 7 |
4 | 24 |
5 | 55 |
6 | 244 |
7 | 543 |
8 | 2416 |
9 | 7791 |
10 | 33580 |
11 | 74951 |
12 | 483286 |
13 | 1041523 |
14 | 4649378 |
15 | 19639035 |
16 | 102844553 |
17 | 225328141 |
18 | 1454813399 |
19 | 3134954939 |
20 | 20264543033 |
21 | 84193127071 |
22 | 357037051317 |
23 | 798267229705 |
24 | 6743174888957 |
25 | 21027791896576 |
26 | 90854342475261 |
27 | 384445161797620 |
[1,3,7,24,55,244,543,2416,7791,33580,74951,483286, 1041523,4649378,19639035,102844553,225328141, 1454813399,3134954939,20264543033,84193127071, 357037051317,798267229705,6743174888957, 21027791896576,90854342475261,384445161797620] |