n | a(n) |
---|---|
0 | 1 |
1 | 8 |
2 | 39 |
3 | 150 |
4 | 501 |
5 | 1524 |
6 | 4339 |
7 | 11762 |
8 | 30705 |
9 | 77808 |
10 | 192495 |
11 | 466926 |
12 | 1114093 |
13 | 2621420 |
14 | 6094827 |
15 | 14024682 |
16 | 31981545 |
17 | 72351720 |
18 | 162529255 |
19 | 362807270 |
20 | 805306341 |
21 | 1778384868 |
22 | 3909091299 |
23 | 8556380130 |
24 | 18656264161 |
25 | 40533753824 |
[1,8,39,150,501,1524,4339,11762,30705,77808, 192495,466926,1114093,2621420,6094827,14024682, 31981545,72351720,162529255,362807270,805306341, 1778384868,3909091299,8556380130,18656264161, 40533753824] |