n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 0 |
6 | 1 |
7 | 1 |
8 | 4 |
9 | 10 |
10 | 21 |
11 | 42 |
12 | 77 |
13 | 132 |
14 | 215 |
15 | 334 |
16 | 501 |
17 | 728 |
18 | 1032 |
19 | 1428 |
20 | 1938 |
21 | 2584 |
22 | 3392 |
23 | 4389 |
24 | 5609 |
25 | 7084 |
26 | 8855 |
27 | 10964 |
28 | 13455 |
29 | 16380 |
30 | 19793 |
31 | 23751 |
32 | 28319 |
33 | 33563 |
34 | 39556 |
35 | 46376 |
36 | 54106 |
37 | 62832 |
38 | 72650 |
39 | 83657 |
40 | 95960 |
41 | 109668 |
42 | 124900 |
[0,0,0,0,0,1,1,4,10,21,42,77,132,215,334,501,728, 1032,1428,1938,2584,3392,4389,5609,7084,8855, 10964,13455,16380,19793,23751,28319,33563,39556, 46376,54106,62832,72650,83657,95960,109668,124900] |