n | a(n) |
---|---|
0 | 1 |
1 | 4 |
2 | 97 |
3 | 392 |
4 | 9505 |
5 | 38412 |
6 | 931393 |
7 | 3763984 |
8 | 91267009 |
9 | 368832020 |
10 | 8943235489 |
11 | 36141773976 |
12 | 876345810913 |
13 | 3541525017628 |
14 | 85872946233985 |
15 | 347033309953568 |
16 | 8414672385119617 |
17 | 34005722850432036 |
18 | 824552020795488481 |
[1,4,97,392,9505,38412,931393,3763984,91267009, 368832020,8943235489,36141773976,876345810913, 3541525017628,85872946233985,347033309953568, 8414672385119617,34005722850432036, 824552020795488481] |