n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 1 |
4 | 4 |
5 | 12 |
6 | 24 |
7 | 49 |
8 | 85 |
9 | 147 |
10 | 232 |
11 | 374 |
12 | 558 |
13 | 843 |
14 | 1223 |
15 | 1774 |
16 | 2493 |
17 | 3519 |
18 | 4835 |
19 | 6659 |
20 | 8999 |
21 | 12144 |
22 | 16152 |
23 | 21479 |
24 | 28186 |
25 | 36945 |
26 | 47959 |
27 | 62126 |
28 | 79805 |
29 | 102352 |
30 | 130286 |
31 | 165546 |
32 | 209070 |
33 | 263461 |
34 | 330266 |
35 | 413207 |
36 | 514486 |
37 | 639342 |
38 | 791261 |
39 | 977301 |
40 | 1202636 |
41 | 1477172 |
[0,0,1,4,12,24,49,85,147,232,374,558,843,1223, 1774,2493,3519,4835,6659,8999,12144,16152,21479, 28186,36945,47959,62126,79805,102352,130286, 165546,209070,263461,330266,413207,514486,639342, 791261,977301,1202636,1477172] |