n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 2 |
6 | 2 |
7 | 2 |
8 | 2 |
9 | 2 |
10 | 506 |
11 | 1850 |
12 | 5018 |
13 | 12014 |
14 | 26886 |
15 | 1066782 |
16 | 8193070 |
17 | 42723722 |
18 | 185108514 |
19 | 719359762 |
20 | 10426744914 |
21 | 118490840686 |
22 | 976376930502 |
23 | 6583701431086 |
24 | 38977418758494 |
25 | 377188932759354 |
26 | 4671829781287922 |
27 | 51479602726372402 |
28 | 483303800325691922 |
[1,0,0,0,0,2,2,2,2,2,506,1850,5018,12014,26886, 1066782,8193070,42723722,185108514,719359762, 10426744914,118490840686,976376930502, 6583701431086,38977418758494,377188932759354, 4671829781287922,51479602726372402, 483303800325691922] |