n | a(n) |
---|---|
1 | 8 |
2 | 6 |
3 | 7 |
4 | 20 |
5 | 30 |
6 | 76 |
7 | 217 |
8 | 509 |
9 | 1189 |
10 | 3034 |
11 | 7569 |
12 | 18274 |
13 | 44932 |
14 | 111561 |
15 | 274057 |
16 | 672217 |
17 | 1657278 |
18 | 4083105 |
19 | 10038822 |
20 | 24702412 |
21 | 60827449 |
22 | 149699125 |
23 | 368356029 |
24 | 906653234 |
25 | 2231584641 |
26 | 5492001706 |
27 | 13516457764 |
28 | 33267138281 |
29 | 81875898241 |
[8,6,7,20,30,76,217,509,1189,3034,7569,18274, 44932,111561,274057,672217,1657278,4083105, 10038822,24702412,60827449,149699125,368356029, 906653234,2231584641,5492001706,13516457764, 33267138281,81875898241] |