n | a(n) |
---|---|
1 | 1 |
2 | 16 |
3 | 185 |
4 | 1455 |
5 | 10804 |
6 | 83876 |
7 | 661595 |
8 | 5187181 |
9 | 40522052 |
10 | 316707721 |
11 | 2476929279 |
12 | 19371658984 |
13 | 151484525968 |
14 | 1184573677051 |
15 | 9263247815357 |
16 | 72438024528140 |
17 | 566459469153425 |
18 | 4429661481889999 |
19 | 34639556932938188 |
20 | 270878300837545724 |
[1,16,185,1455,10804,83876,661595,5187181, 40522052,316707721,2476929279,19371658984, 151484525968,1184573677051,9263247815357, 72438024528140,566459469153425,4429661481889999, 34639556932938188,270878300837545724] |