n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 1 |
3 | 2 |
4 | 6 |
5 | 8 |
6 | 24 |
7 | 30 |
8 | 74 |
9 | 110 |
10 | 219 |
11 | 309 |
12 | 651 |
13 | 870 |
14 | 1608 |
15 | 2394 |
16 | 4085 |
17 | 5756 |
18 | 9931 |
19 | 13785 |
20 | 22724 |
21 | 32300 |
22 | 50404 |
23 | 70862 |
24 | 111540 |
25 | 153756 |
26 | 232868 |
27 | 326259 |
28 | 484090 |
29 | 667015 |
30 | 986082 |
31 | 1345566 |
32 | 1951216 |
33 | 2673588 |
34 | 3805742 |
35 | 5179213 |
36 | 7348514 |
37 | 9895254 |
38 | 13845750 |
39 | 18681896 |
[1,0,1,2,6,8,24,30,74,110,219,309,651,870,1608, 2394,4085,5756,9931,13785,22724,32300,50404,70862, 111540,153756,232868,326259,484090,667015,986082, 1345566,1951216,2673588,3805742,5179213,7348514, 9895254,13845750,18681896] |