n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 1 |
5 | 5 |
6 | 12 |
7 | 28 |
8 | 50 |
9 | 90 |
10 | 140 |
11 | 220 |
12 | 315 |
13 | 455 |
14 | 616 |
15 | 840 |
16 | 1092 |
17 | 1428 |
18 | 1800 |
19 | 2280 |
20 | 2805 |
21 | 3465 |
22 | 4180 |
23 | 5060 |
24 | 6006 |
25 | 7150 |
26 | 8372 |
27 | 9828 |
28 | 11375 |
29 | 13195 |
30 | 15120 |
31 | 17360 |
32 | 19720 |
33 | 22440 |
34 | 25296 |
35 | 28560 |
36 | 31977 |
37 | 35853 |
38 | 39900 |
39 | 44460 |
40 | 49210 |
41 | 54530 |
42 | 60060 |
43 | 66220 |
44 | 72611 |
[0,0,0,0,1,5,12,28,50,90,140,220,315,455,616,840, 1092,1428,1800,2280,2805,3465,4180,5060,6006,7150, 8372,9828,11375,13195,15120,17360,19720,22440, 25296,28560,31977,35853,39900,44460,49210,54530, 60060,66220,72611] |