n | a(n) |
---|---|
1 | 1 |
2 | 4 |
3 | 4 |
4 | 16 |
5 | 48 |
6 | 88 |
7 | 240 |
8 | 704 |
9 | 1600 |
10 | 4032 |
11 | 11072 |
12 | 27392 |
13 | 68608 |
14 | 180736 |
15 | 459776 |
16 | 1160704 |
17 | 2999296 |
18 | 7682048 |
19 | 19525632 |
20 | 50081792 |
21 | 128339968 |
22 | 327434240 |
23 | 837861376 |
24 | 2145583104 |
25 | 5483266048 |
26 | 14023229440 |
27 | 35888758784 |
28 | 91776090112 |
29 | 234707222528 |
[1,4,4,16,48,88,240,704,1600,4032,11072,27392, 68608,180736,459776,1160704,2999296,7682048, 19525632,50081792,128339968,327434240,837861376, 2145583104,5483266048,14023229440,35888758784, 91776090112,234707222528] |