# A157309 (b-file synthesized from sequence entry)
0 1
1 1
2 0
3 -1
4 0
5 9
6 0
7 -176
8 0
9 5693
10 0
11 -272185
12 0
13 18043492
14 0
15 -1587355800
16 0
17 179258676373
18 0
19 -25305967691715
20 0
21 4370075849887361
22 0
23 -906689353191842372
24 0
25 222613537277330398444
26 0
27 -63850898347335510126988