n | a(n) |
---|---|
1 | 1 |
2 | 7 |
3 | 60 |
4 | 704 |
5 | 9189 |
6 | 126759 |
7 | 1802312 |
8 | 26152418 |
9 | 385221143 |
10 | 5741256764 |
11 | 86383382827 |
12 | 1309998125640 |
13 | 19998172734786 |
14 | 307022182222506 |
15 | 4736694001644862 |
16 | 73390033697855860 |
17 | 1141388483146794007 |
18 | 17810678207278478530 |
[1,7,60,704,9189,126759,1802312,26152418, 385221143,5741256764,86383382827,1309998125640, 19998172734786,307022182222506,4736694001644862, 73390033697855860,1141388483146794007, 17810678207278478530] |