n | a(n) |
---|---|
1 | 2 |
2 | 4 |
3 | 270 |
4 | 18228 |
5 | 9401742 |
6 | 15231780324 |
7 | 114043973318270 |
8 | 3210825131209677780 |
9 | 376663000295700912108942 |
10 | 173793136176160952800090974444 |
11 | 324528460592527213101965898811701630 |
[2,4,270,18228,9401742,15231780324, 114043973318270,3210825131209677780, 376663000295700912108942, 173793136176160952800090974444, 324528460592527213101965898811701630] |