n | a(n) |
---|---|
0 | 1 |
1 | 11 |
2 | 67 |
3 | 503 |
4 | 3939 |
5 | 31111 |
6 | 246163 |
7 | 1948503 |
8 | 15424707 |
9 | 122107175 |
10 | 966645747 |
11 | 7652334327 |
12 | 60578794275 |
13 | 479564842183 |
14 | 3796418256467 |
15 | 30053895424663 |
16 | 237918103255427 |
17 | 1883450483360871 |
18 | 14910112659965107 |
19 | 118034140795537975 |
20 | 934403294669416419 |
21 | 7397093003809879047 |
[1,11,67,503,3939,31111,246163,1948503,15424707, 122107175,966645747,7652334327,60578794275, 479564842183,3796418256467,30053895424663, 237918103255427,1883450483360871, 14910112659965107,118034140795537975, 934403294669416419,7397093003809879047] |