n | a(n) |
---|---|
0 | 1 |
1 | 7 |
2 | 11 |
3 | 67 |
4 | 283 |
5 | 1619 |
6 | 8667 |
7 | 50707 |
8 | 296283 |
9 | 1790163 |
10 | 10921563 |
11 | 67745043 |
12 | 424241371 |
13 | 2684071891 |
14 | 17112955099 |
15 | 109899184403 |
16 | 710063310427 |
17 | 4612990492883 |
18 | 30113345315163 |
19 | 197433924622099 |
20 | 1299499526756827 |
[1,7,11,67,283,1619,8667,50707,296283,1790163, 10921563,67745043,424241371,2684071891, 17112955099,109899184403,710063310427, 4612990492883,30113345315163,197433924622099, 1299499526756827] |