# A302198 (b-file synthesized from sequence entry)
0 0
1 4
2 -7
3 36
4 -282
5 2952
6 -38640
7 606960
8 -11123280
9 232968960
10 -5489285760
11 143711366400
12 -4138653657600
13 130021631308800
14 -4425213650457600
15 162195036421017600
16 -6369481772349696000
17 266808316331741184000
18 -11874725090839683072000