n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 10 |
3 | 11 |
4 | 100 |
5 | 1000 |
6 | 1001 |
7 | 1010 |
8 | 1011 |
9 | 1100 |
10 | 1101 |
11 | 1110 |
12 | 1111 |
13 | -1 |
14 | -1 |
15 | -1 |
16 | 10000 |
17 | 10001 |
18 | 10010 |
19 | 10011 |
20 | 10100 |
21 | 11000 |
22 | 11001 |
23 | 11010 |
24 | 11011 |
25 | 11100 |
26 | 11101 |
27 | 11110 |
28 | 11111 |
29 | -1 |
30 | -1 |
31 | -1 |
32 | 100000 |
33 | 100001 |
34 | 100010 |
35 | 100011 |
36 | 100100 |
37 | 101000 |
38 | 101001 |
39 | 101010 |
40 | 101011 |
41 | 101100 |
42 | 101101 |
43 | 101110 |
44 | 101111 |
45 | -1 |
46 | -1 |
47 | -1 |
[0,1,10,11,100,1000,1001,1010,1011,1100,1101,1110, 1111,-1,-1,-1,10000,10001,10010,10011,10100,11000, 11001,11010,11011,11100,11101,11110,11111,-1,-1, -1,100000,100001,100010,100011,100100,101000, 101001,101010,101011,101100,101101,101110,101111, -1,-1,-1] |