# A353820 (b-file synthesized from sequence entry)
1 1
2 0
3 -2
4 8
5 -16
6 96
7 -832
8 9344
9 -27648
10 238080
11 -4228608
12 55812096
13 -398991360
14 4930609152
15 -98606039040
16 2440552022016
17 -17762113880064
18 235149341884416
19 -7331825098948608
20 170578782435409920
21 -2009778629489197056
22 38563016760590598144
23 -1278044473427380666368