# A117256 (b-file synthesized from sequence entry)
0 1
1 1
2 1
3 -10
4 5
5 1
6 750
7 -250
8 25
9 1
10 -328125
11 93750
12 -6250
13 125
14 1
15 779296875
16 -205078125
17 11718750
18 -156250
19 625
20 1
21 -9741210937500
22 2435302734375
23 -128173828125
24 1464843750
25 -3906250
26 3125
27 1
28 630569458007812500
29 -152206420898437500
30 7610321044921875