n | a(n) |
---|---|
1 | 6 |
2 | 174 |
3 | 1548 |
4 | 8100 |
5 | 32208 |
6 | 108456 |
7 | 327042 |
8 | 912330 |
9 | 2403570 |
10 | 6063738 |
11 | 14792208 |
12 | 35140296 |
13 | 81722988 |
14 | 186803940 |
15 | 420988854 |
16 | 937659294 |
17 | 2067934782 |
18 | 4522786278 |
19 | 9821642100 |
20 | 21198358092 |
21 | 45510675048 |
22 | 97254168192 |
23 | 206980215882 |
[6,174,1548,8100,32208,108456,327042,912330, 2403570,6063738,14792208,35140296,81722988, 186803940,420988854,937659294,2067934782, 4522786278,9821642100,21198358092,45510675048, 97254168192,206980215882] |