n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 2 |
4 | 4 |
5 | 6 |
6 | 14 |
7 | 15 |
8 | 21 |
9 | 50 |
10 | 92 |
11 | 201 |
12 | 203 |
13 | 292 |
14 | 479 |
15 | 897 |
16 | 1424 |
17 | 1530 |
18 | 1654 |
19 | 2001 |
20 | 2106 |
21 | 2183 |
22 | 16780 |
23 | 20001 |
24 | 20993 |
25 | 28377 |
26 | 89777 |
27 | 200001 |
28 | 219083 |
29 | 501474 |
30 | 1620660 |
31 | 1651754 |
32 | 2000001 |
33 | 14842995 |
34 | 17101809 |
35 | 20000001 |
36 | 21147906 |
37 | 21855108 |
38 | 22012038 |
39 | 29287052 |
[0,1,2,4,6,14,15,21,50,92,201,203,292,479,897, 1424,1530,1654,2001,2106,2183,16780,20001,20993, 28377,89777,200001,219083,501474,1620660,1651754, 2000001,14842995,17101809,20000001,21147906, 21855108,22012038,29287052] |