n | a(n) |
---|---|
1 | 1 |
2 | 5 |
3 | 18 |
4 | 74 |
5 | 2098 |
6 | 54286 |
7 | 1810441 |
8 | 227074899 |
9 | 41069612676 |
10 | 11999602459480 |
11 | 8460640112181759 |
12 | 10489963059013433653 |
[1,5,18,74,2098,54286,1810441,227074899, 41069612676,11999602459480,8460640112181759, 10489963059013433653] |