# A354275 (b-file synthesized from sequence entry)
1 1
2 0
3 -2
4 8
5 -16
6 -64
7 -832
8 13824
9 8192
10 -36096
11 -4228608
12 -58438656
13 -398991360
14 -3452915712
15 44581613568
16 7144463302656
17 -17762113880064
18 126440605483008
19 -7331825098948608
20 -88237584523984896
21 3154526750647517184
22 -27279757707305287680
23 -1278044473427380666368