n | a(n) |
---|---|
1 | 0 |
2 | 4 |
3 | 24 |
4 | 8064 |
5 | 34944 |
6 | 35520 |
7 | 38880 |
8 | 69480 |
9 | 268560 |
10 | 420096 |
11 | 1054944 |
12 | 2946560 |
13 | 3054080 |
14 | 5660160 |
15 | 6621120 |
16 | 9768960 |
17 | 10264320 |
18 | 25885760 |
19 | 29062656 |
20 | 33933312 |
21 | 36484992 |
22 | 38707200 |
23 | 78532608 |
24 | 163418112 |
25 | 260601600 |
26 | 458987520 |
27 | 4044349440 |
[0,4,24,8064,34944,35520,38880,69480,268560, 420096,1054944,2946560,3054080,5660160,6621120, 9768960,10264320,25885760,29062656,33933312, 36484992,38707200,78532608,163418112,260601600, 458987520,4044349440] |