n | a(n) |
---|---|
0 | 1 |
1 | 13 |
2 | 156 |
3 | 1872 |
4 | 22464 |
5 | 269568 |
6 | 3234738 |
7 | 38815920 |
8 | 465779886 |
9 | 5589224784 |
10 | 67069091232 |
11 | 804809820672 |
12 | 9657486564726 |
13 | 115887063443580 |
14 | 1390611458122458 |
15 | 16686937868633604 |
16 | 200238458992414128 |
[1,13,156,1872,22464,269568,3234738,38815920, 465779886,5589224784,67069091232,804809820672, 9657486564726,115887063443580,1390611458122458, 16686937868633604,200238458992414128] |