n | a(n) |
---|---|
0 | 1 |
1 | 8 |
2 | 44 |
3 | 192 |
4 | 726 |
5 | 2464 |
6 | 7704 |
7 | 22528 |
8 | 62337 |
9 | 164560 |
10 | 417140 |
11 | 1020416 |
12 | 2418710 |
13 | 5573568 |
14 | 12520744 |
15 | 27484160 |
16 | 59068372 |
17 | 124505880 |
18 | 257770964 |
19 | 524871424 |
20 | 1052316364 |
21 | 2079491744 |
22 | 4053978040 |
23 | 7803219968 |
24 | 14840711765 |
25 | 27907041392 |
26 | 51917588800 |
27 | 95608651776 |
[1,8,44,192,726,2464,7704,22528,62337,164560, 417140,1020416,2418710,5573568,12520744,27484160, 59068372,124505880,257770964,524871424,1052316364, 2079491744,4053978040,7803219968,14840711765, 27907041392,51917588800,95608651776] |