n | a(n) |
---|---|
0 | 2 |
1 | 20 |
2 | 306 |
3 | 7376 |
4 | 273956 |
5 | 15345156 |
6 | 1274990124 |
7 | 155024945978 |
8 | 27422185371264 |
9 | 6981850496603886 |
10 | 2547185424690611836 |
[2,20,306,7376,273956,15345156,1274990124, 155024945978,27422185371264,6981850496603886, 2547185424690611836] |