n | a(n) |
---|---|
12 | 1 |
13 | 5 |
14 | 30 |
15 | 151 |
16 | 698 |
17 | 2896 |
18 | 11053 |
19 | 38865 |
20 | 127339 |
21 | 390781 |
22 | 1131055 |
23 | 3102493 |
24 | 8105244 |
25 | 20247770 |
26 | 48548878 |
27 | 112089790 |
28 | 249930985 |
29 | 539592972 |
30 | 1130655414 |
31 | 2304230739 |
32 | 4575993619 |
33 | 8870692319 |
34 | 16812222795 |
35 | 31196614962 |
36 | 56750633235 |
[1,5,30,151,698,2896,11053,38865,127339,390781, 1131055,3102493,8105244,20247770,48548878, 112089790,249930985,539592972,1130655414, 2304230739,4575993619,8870692319,16812222795, 31196614962,56750633235] |