n | a(n) |
---|---|
4 | 1 |
5 | 2 |
6 | 8 |
7 | 22 |
8 | 69 |
9 | 194 |
10 | 564 |
11 | 1584 |
12 | 4484 |
13 | 12550 |
14 | 35204 |
15 | 98412 |
16 | 275422 |
17 | 770416 |
18 | 2157334 |
19 | 6044684 |
20 | 16956389 |
21 | 47614380 |
22 | 133865184 |
23 | 376789710 |
24 | 1061822884 |
25 | 2995785714 |
26 | 8461975888 |
27 | 23928712708 |
28 | 67739408492 |
29 | 191964821890 |
30 | 544559201634 |
31 | 1546306248630 |
32 | 4394984617389 |
[1,2,8,22,69,194,564,1584,4484,12550,35204,98412, 275422,770416,2157334,6044684,16956389,47614380, 133865184,376789710,1061822884,2995785714, 8461975888,23928712708,67739408492,191964821890, 544559201634,1546306248630,4394984617389] |