n | a(n) |
---|---|
0 | 2 |
1 | 7 |
2 | 47 |
3 | 322 |
4 | 2207 |
5 | 15127 |
6 | 103682 |
7 | 710647 |
8 | 4870847 |
9 | 33385282 |
10 | 228826127 |
11 | 1568397607 |
12 | 10749957122 |
13 | 73681302247 |
14 | 505019158607 |
15 | 3461452808002 |
16 | 23725150497407 |
17 | 162614600673847 |
18 | 1114577054219522 |
19 | 7639424778862807 |
20 | 52361396397820127 |
21 | 358890350005878082 |
22 | 2459871053643326447 |
[2,7,47,322,2207,15127,103682,710647,4870847, 33385282,228826127,1568397607,10749957122, 73681302247,505019158607,3461452808002, 23725150497407,162614600673847,1114577054219522, 7639424778862807,52361396397820127, 358890350005878082,2459871053643326447] |