n | a(n) |
---|---|
1 | 0 |
2 | 24 |
3 | 40 |
4 | 144 |
5 | 344 |
6 | 1000 |
7 | 2688 |
8 | 7528 |
9 | 20648 |
10 | 57040 |
11 | 156920 |
12 | 432648 |
13 | 1192128 |
14 | 3286216 |
15 | 9056584 |
16 | 24960464 |
17 | 68789400 |
18 | 189584296 |
19 | 522495232 |
20 | 1440006312 |
21 | 3968670312 |
22 | 10937688528 |
23 | 30144344504 |
24 | 83078054856 |
25 | 228963805504 |
[0,24,40,144,344,1000,2688,7528,20648,57040, 156920,432648,1192128,3286216,9056584,24960464, 68789400,189584296,522495232,1440006312, 3968670312,10937688528,30144344504,83078054856, 228963805504] |