n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 4 |
3 | 10 |
4 | 25 |
5 | 61 |
6 | 146 |
7 | 344 |
8 | 800 |
9 | 1840 |
10 | 4192 |
11 | 9472 |
12 | 21248 |
13 | 47360 |
14 | 104960 |
15 | 231424 |
16 | 507904 |
17 | 1110016 |
18 | 2416640 |
19 | 5242880 |
20 | 11337728 |
21 | 24444928 |
22 | 52559872 |
23 | 112721920 |
24 | 241172480 |
25 | 514850816 |
26 | 1096810496 |
27 | 2332033024 |
28 | 4949278720 |
29 | 10485760000 |
30 | 22179479552 |
31 | 46841987072 |
[1,1,4,10,25,61,146,344,800,1840,4192,9472,21248, 47360,104960,231424,507904,1110016,2416640, 5242880,11337728,24444928,52559872,112721920, 241172480,514850816,1096810496,2332033024, 4949278720,10485760000,22179479552,46841987072] |