n | a(n) |
---|---|
1 | 4 |
2 | 6 |
3 | 13 |
4 | 15 |
5 | 23 |
6 | 25 |
7 | 31 |
8 | 71 |
9 | 133 |
10 | 333 |
11 | 341 |
12 | 905 |
13 | 1027 |
14 | 3667 |
15 | 7241 |
16 | 8217 |
17 | 8493 |
18 | 9816 |
19 | 11842 |
20 | 15454 |
21 | 15891 |
22 | 19117 |
23 | 30424 |
24 | 35196 |
25 | 42808 |
26 | 78408 |
27 | 95641 |
28 | 177466 |
[4,6,13,15,23,25,31,71,133,333,341,905,1027,3667, 7241,8217,8493,9816,11842,15454,15891,19117,30424, 35196,42808,78408,95641,177466] |