n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 9 |
4 | 34 |
5 | 95 |
6 | 210 |
7 | 406 |
8 | 740 |
9 | 1161 |
10 | 1920 |
11 | 2695 |
12 | 4116 |
13 | 5369 |
14 | 7868 |
15 | 9690 |
16 | 13640 |
17 | 16116 |
18 | 22419 |
19 | 25365 |
20 | 34160 |
21 | 38640 |
22 | 50622 |
23 | 55154 |
24 | 73320 |
25 | 77225 |
26 | 100100 |
27 | 107730 |
28 | 135576 |
29 | 141085 |
30 | 182340 |
31 | 184760 |
32 | 233616 |
33 | 243408 |
34 | 297738 |
35 | 301420 |
36 | 385110 |
37 | 377511 |
38 | 467210 |
39 | 478842 |
[0,1,9,34,95,210,406,740,1161,1920,2695,4116,5369, 7868,9690,13640,16116,22419,25365,34160,38640, 50622,55154,73320,77225,100100,107730,135576, 141085,182340,184760,233616,243408,297738,301420, 385110,377511,467210,478842] |