# A173936 (b-file synthesized from sequence entry)
1 0
2 -3
3 42
4 -532
5 7280
6 -110816
7 1878912
8 -35290368
9 729151488
10 -16458706944
11 403306168320
12 -10667511152640
13 303026291343360
14 -9203027198607360
15 297626965251194880
16 -10212876839131545600
17 370647479637717811200
18 -14185745639287868620800
19 571060601049504861388800