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A225611 as a simple table

na(n)
20
3-16
40
50
60
718939904
80
90
10-600706205614080
110
12-3126394312091238400
13915844279166632469526048000
140
150
161513783909437524991467008819200000000
170
18-6597762875255062617688526826958066024448000
190
200

[0,-16,0,0,0,18939904,0,0,-600706205614080,0,
 -3126394312091238400,915844279166632469526048000,
 0,0,1513783909437524991467008819200000000,0,
 -6597762875255062617688526826958066024448000,0,0]