n | a(n) |
---|---|
0 | 1 |
1 | 7 |
2 | 45 |
3 | 239 |
4 | 1157 |
5 | 5307 |
6 | 23497 |
7 | 101467 |
8 | 430089 |
9 | 1796975 |
10 | 7422437 |
11 | 30373191 |
12 | 123327373 |
13 | 497484067 |
14 | 1995542913 |
15 | 7965875891 |
16 | 31663779857 |
17 | 125391332055 |
18 | 494914083229 |
19 | 1947613051807 |
20 | 7643917792917 |
21 | 29928228744587 |
22 | 116921300015417 |
23 | 455866012012299 |
24 | 1774126607984665 |
[1,7,45,239,1157,5307,23497,101467,430089,1796975, 7422437,30373191,123327373,497484067,1995542913, 7965875891,31663779857,125391332055,494914083229, 1947613051807,7643917792917,29928228744587, 116921300015417,455866012012299,1774126607984665] |