n | a(n) |
---|---|
0 | 2 |
1 | 1 |
2 | 2 |
3 | 2 |
4 | 6 |
5 | 8 |
6 | 28 |
7 | 42 |
8 | 162 |
9 | 262 |
10 | 1076 |
11 | 1828 |
12 | 7852 |
13 | 13820 |
14 | 61388 |
15 | 110954 |
16 | 505878 |
17 | 933458 |
18 | 4345660 |
19 | 8152860 |
20 | 38608380 |
21 | 73424650 |
22 | 352686780 |
23 | 678390116 |
24 | 3298016912 |
25 | 6405031050 |
26 | 31461151108 |
27 | 61606881612 |
28 | 305327366988 |
29 | 602188541928 |
30 | 3007925909860 |
31 | 5969806669034 |
[2,1,2,2,6,8,28,42,162,262,1076,1828,7852,13820, 61388,110954,505878,933458,4345660,8152860, 38608380,73424650,352686780,678390116,3298016912, 6405031050,31461151108,61606881612,305327366988, 602188541928,3007925909860,5969806669034] |