n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 12 |
3 | 108 |
4 | 480 |
5 | 1500 |
6 | 3780 |
7 | 8232 |
8 | 16128 |
9 | 29160 |
10 | 49500 |
11 | 79860 |
12 | 123552 |
13 | 184548 |
14 | 267540 |
15 | 378000 |
16 | 522240 |
17 | 707472 |
18 | 941868 |
19 | 1234620 |
20 | 1596000 |
21 | 2037420 |
22 | 2571492 |
23 | 3212088 |
24 | 3974400 |
25 | 4875000 |
26 | 5931900 |
27 | 7164612 |
28 | 8594208 |
29 | 10243380 |
30 | 12136500 |
[0,0,12,108,480,1500,3780,8232,16128,29160,49500, 79860,123552,184548,267540,378000,522240,707472, 941868,1234620,1596000,2037420,2571492,3212088, 3974400,4875000,5931900,7164612,8594208,10243380, 12136500] |