n | a(n) |
---|---|
1 | 0 |
2 | 56 |
3 | 810 |
4 | 4992 |
5 | 20000 |
6 | 61560 |
7 | 158466 |
8 | 358400 |
9 | 734832 |
10 | 1395000 |
11 | 2488970 |
12 | 4219776 |
13 | 6854640 |
14 | 10737272 |
15 | 16301250 |
16 | 24084480 |
17 | 34744736 |
18 | 49076280 |
19 | 68027562 |
20 | 92720000 |
21 | 124467840 |
22 | 164799096 |
23 | 215477570 |
24 | 278525952 |
25 | 356250000 |
26 | 451263800 |
27 | 566516106 |
28 | 705317760 |
[0,56,810,4992,20000,61560,158466,358400,734832, 1395000,2488970,4219776,6854640,10737272,16301250, 24084480,34744736,49076280,68027562,92720000, 124467840,164799096,215477570,278525952,356250000, 451263800,566516106,705317760] |