n | a(n) |
---|---|
0 | 4 |
1 | 0 |
2 | 216 |
3 | 5104 |
4 | 13896 |
5 | 161568 |
6 | 1259712 |
7 | 2016496 |
8 | 2562624 |
9 | 14926248 |
10 | 58995000 |
11 | 34012224 |
12 | 150547032 |
13 | 471960000 |
14 | 119095488 |
15 | 1259712000 |
16 | 952763904 |
17 | 5159780352 |
18 | 3974344704 |
19 | 2176782336 |
20 | 10077696000 |
21 | 2985984000 |
22 | 36330467328 |
23 | 30723115968 |
24 | 23887872000 |
25 | 17414258688 |
26 | 72825163776 |
27 | 75686967000 |
[4,0,216,5104,13896,161568,1259712,2016496, 2562624,14926248,58995000,34012224,150547032, 471960000,119095488,1259712000,952763904, 5159780352,3974344704,2176782336,10077696000, 2985984000,36330467328,30723115968,23887872000, 17414258688,72825163776,75686967000] |