n | a(n) |
---|---|
0 | -1 |
1 | 1 |
2 | 0 |
3 | 2 |
4 | 4 |
5 | 12 |
6 | 32 |
7 | 88 |
8 | 240 |
9 | 656 |
10 | 1792 |
11 | 4896 |
12 | 13376 |
13 | 36544 |
14 | 99840 |
15 | 272768 |
16 | 745216 |
17 | 2035968 |
18 | 5562368 |
19 | 15196672 |
20 | 41518080 |
21 | 113429504 |
22 | 309895168 |
23 | 846649344 |
24 | 2313089024 |
25 | 6319476736 |
26 | 17265131520 |
27 | 47169216512 |
28 | 128868696064 |
29 | 352075825152 |
30 | 961889042432 |
31 | 2627929735168 |
[-1,1,0,2,4,12,32,88,240,656,1792,4896,13376, 36544,99840,272768,745216,2035968,5562368, 15196672,41518080,113429504,309895168,846649344, 2313089024,6319476736,17265131520,47169216512, 128868696064,352075825152,961889042432, 2627929735168] |