# A015123 (b-file synthesized from sequence entry)
0 1
1 1
2 1
3 1
4 -9
5 1
6 1
7 91
8 91
9 1
10 1
11 -909
12 9191
13 -909
14 1
15 1
16 9091
17 918191
18 918191
19 9091
20 1
21 1
22 -90909
23 91828191
24 -917272809
25 91828191
26 -90909
27 1
28 1
29 909091
30 9182728191
31 917364637191
32 917364637191
33 9182728191
34 909091
35 1
36 1
37 -9090909
38 918273728191