n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 6 |
3 | 36 |
4 | 232 |
5 | 1585 |
6 | 11298 |
7 | 83097 |
8 | 625992 |
9 | 4805595 |
10 | 37458330 |
11 | 295673994 |
12 | 2358641376 |
13 | 18985057351 |
14 | 154000562758 |
15 | 1257643249140 |
16 | 10331450919456 |
17 | 85317692667643 |
18 | 707854577312178 |
19 | 5897493615536452 |
20 | 49320944483427000 |
21 | 413887836110423787 |
22 | 3484084625456932134 |
23 | 29412628894558563849 |
[0,1,6,36,232,1585,11298,83097,625992,4805595, 37458330,295673994,2358641376,18985057351, 154000562758,1257643249140,10331450919456, 85317692667643,707854577312178,5897493615536452, 49320944483427000,413887836110423787, 3484084625456932134,29412628894558563849] |