n | a(n) |
---|---|
1 | 112 |
2 | 392 |
3 | 1400 |
4 | 5000 |
5 | 17800 |
6 | 63368 |
7 | 225704 |
8 | 803912 |
9 | 2863144 |
10 | 10197128 |
11 | 36317672 |
12 | 129347528 |
13 | 460677928 |
14 | 1640728328 |
15 | 5843540840 |
16 | 20812080200 |
17 | 74123322280 |
18 | 263994125192 |
19 | 940229020136 |
20 | 3348675314888 |
21 | 11926483984936 |
22 | 42476802576392 |
[112,392,1400,5000,17800,63368,225704,803912, 2863144,10197128,36317672,129347528,460677928, 1640728328,5843540840,20812080200,74123322280, 263994125192,940229020136,3348675314888, 11926483984936,42476802576392] |