n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 2 |
4 | 3 |
5 | 6 |
6 | 12 |
7 | 28 |
8 | 65 |
9 | 166 |
10 | 412 |
11 | 1076 |
12 | 2806 |
13 | 7524 |
14 | 20020 |
15 | 54744 |
16 | 148417 |
17 | 410078 |
18 | 1126732 |
19 | 3144500 |
20 | 8728570 |
21 | 24555900 |
22 | 68713420 |
23 | 194469616 |
24 | 548088278 |
25 | 1559301428 |
26 | 4418131108 |
27 | 12628267512 |
28 | 35957541462 |
29 | 103150588492 |
30 | 294924202032 |
31 | 848878072440 |
32 | 2435729999665 |
[1,1,2,3,6,12,28,65,166,412,1076,2806,7524,20020, 54744,148417,410078,1126732,3144500,8728570, 24555900,68713420,194469616,548088278,1559301428, 4418131108,12628267512,35957541462,103150588492, 294924202032,848878072440,2435729999665] |