n | a(n) |
---|---|
19 | 1 |
20 | 1 |
21 | 11 |
22 | 16 |
23 | 99 |
24 | 174 |
25 | 875 |
26 | 1657 |
27 | 7352 |
28 | 13655 |
29 | 55787 |
30 | 107946 |
31 | 393317 |
32 | 751343 |
33 | 2624771 |
34 | 5056414 |
35 | 16243829 |
36 | 31688464 |
37 | 96658985 |
[1,1,11,16,99,174,875,1657,7352,13655,55787, 107946,393317,751343,2624771,5056414,16243829, 31688464,96658985] |