n | a(n) |
---|---|
31 | 4 |
32 | 18 |
33 | 75 |
34 | 241 |
35 | 732 |
36 | 2048 |
37 | 5507 |
38 | 14149 |
39 | 35406 |
40 | 86251 |
41 | 206060 |
42 | 483503 |
43 | 1118366 |
44 | 2553371 |
45 | 5766634 |
46 | 12896468 |
47 | 28598143 |
48 | 62934478 |
49 | 137565845 |
50 | 298871089 |
51 | 645779488 |
52 | 1388442085 |
53 | 2971788670 |
54 | 6334659311 |
55 | 13452368784 |
56 | 28469327221 |
57 | 60059197787 |
58 | 126331495950 |
59 | 265014539903 |
[4,18,75,241,732,2048,5507,14149,35406,86251, 206060,483503,1118366,2553371,5766634,12896468, 28598143,62934478,137565845,298871089,645779488, 1388442085,2971788670,6334659311,13452368784, 28469327221,60059197787,126331495950,265014539903] |