# A115820 (b-file synthesized from sequence entry)
0 0
1 101
2 1010
3 1101
4 10100
5 11010
6 100101
7 101000
8 110100
9 1000101
10 1001010
11 1001101
12 1010000
13 1101000
14 10001010
15 10001101
16 10010100
17 10011010
18 10100000
19 11001101
20 11010000
21 100010100
22 100011010
23 100100101
24 100101000
25 100110100
26 101000000
27 110011010
28 110100000