n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 4 |
3 | 8 |
4 | 28 |
5 | 76 |
6 | 272 |
7 | 880 |
8 | 3328 |
9 | 12128 |
10 | 48736 |
11 | 194272 |
12 | 827840 |
13 | 3547648 |
14 | 15965248 |
15 | 72727616 |
16 | 344136832 |
17 | 1653233920 |
18 | 8191833728 |
19 | 41256512128 |
20 | 213285020416 |
21 | 1120928287232 |
22 | 6026483756800 |
23 | 32928762650368 |
24 | 183590856570368 |
[1,1,4,8,28,76,272,880,3328,12128,48736,194272, 827840,3547648,15965248,72727616,344136832, 1653233920,8191833728,41256512128,213285020416, 1120928287232,6026483756800,32928762650368, 183590856570368] |