# A158926 (b-file synthesized from sequence entry)
0 0
1 0
2 0
3 -9
4 27
5 -54
6 99
7 -189
8 378
9 -765
10 1539
11 -3078
12 6147
13 -12285
14 24570
15 -49149
16 98307
17 -196614
18 393219
19 -786429
20 1572858
21 -3145725
22 6291459
23 -12582918
24 25165827
25 -50331645
26 100663290
27 -201326589
28 402653187
29 -805306374
30 1610612739
31 -3221225469
32 6442450938