n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 4 |
3 | 18 |
4 | 48 |
5 | 100 |
6 | 180 |
7 | 294 |
8 | 448 |
9 | 648 |
10 | 900 |
11 | 1210 |
12 | 1584 |
13 | 2028 |
14 | 2548 |
15 | 3150 |
16 | 3840 |
17 | 4624 |
18 | 5508 |
19 | 6498 |
20 | 7600 |
21 | 8820 |
22 | 10164 |
23 | 11638 |
24 | 13248 |
25 | 15000 |
26 | 16900 |
27 | 18954 |
28 | 21168 |
29 | 23548 |
30 | 26100 |
31 | 28830 |
32 | 31744 |
33 | 34848 |
34 | 38148 |
35 | 41650 |
36 | 45360 |
37 | 49284 |
38 | 53428 |
39 | 57798 |
40 | 62400 |
41 | 67240 |
42 | 72324 |
[0,0,4,18,48,100,180,294,448,648,900,1210,1584, 2028,2548,3150,3840,4624,5508,6498,7600,8820, 10164,11638,13248,15000,16900,18954,21168,23548, 26100,28830,31744,34848,38148,41650,45360,49284, 53428,57798,62400,67240,72324] |