n | a(n) |
---|---|
2 | 7 |
3 | 43 |
4 | 185 |
5 | 740 |
6 | 2900 |
7 | 11293 |
8 | 43897 |
9 | 170608 |
10 | 663438 |
11 | 2582058 |
12 | 10058862 |
13 | 39225116 |
14 | 153111686 |
15 | 598228961 |
16 | 2339499161 |
17 | 9157016216 |
18 | 35870666366 |
19 | 140623656686 |
20 | 551684484386 |
21 | 2165796506636 |
22 | 8507878418516 |
23 | 33441451138598 |
[7,43,185,740,2900,11293,43897,170608,663438, 2582058,10058862,39225116,153111686,598228961, 2339499161,9157016216,35870666366,140623656686, 551684484386,2165796506636,8507878418516, 33441451138598] |