n | a(n) |
---|---|
0 | 12 |
1 | 132 |
2 | 876 |
3 | 4416 |
4 | 18624 |
5 | 69060 |
6 | 232044 |
7 | 720648 |
8 | 2097612 |
9 | 5781120 |
10 | 15203904 |
11 | 38387556 |
12 | 93503052 |
13 | 220586244 |
14 | 505673280 |
15 | 1129518564 |
16 | 2464116480 |
17 | 5260683840 |
18 | 11010018840 |
19 | 22623235620 |
20 | 45700246668 |
21 | 90863466372 |
22 | 178000194348 |
23 | 343888491684 |
24 | 655760533632 |
25 | 1235186054724 |
[12,132,876,4416,18624,69060,232044,720648, 2097612,5781120,15203904,38387556,93503052, 220586244,505673280,1129518564,2464116480, 5260683840,11010018840,22623235620,45700246668, 90863466372,178000194348,343888491684, 655760533632,1235186054724] |