n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 3 |
3 | 13 |
4 | 97 |
5 | 621 |
6 | 6571 |
7 | 58633 |
8 | 779073 |
9 | 9317017 |
10 | 138628531 |
11 | 1977676581 |
12 | 37384244833 |
13 | 620735382853 |
14 | 12434855135067 |
15 | 245117537189281 |
16 | 5651550278494081 |
17 | 123266430844431153 |
18 | 3128700944169196003 |
[1,1,3,13,97,621,6571,58633,779073,9317017, 138628531,1977676581,37384244833,620735382853, 12434855135067,245117537189281,5651550278494081, 123266430844431153,3128700944169196003] |