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A319887 as a simple table

na(n)
14
212
324
424
516
6-32
7-312
8-1656
9-1644
10-1524
11-336
1210224
1310208
149984
156864
16-33456
17-33436
18-33076
19-26616
2082824
2182800
2282272
2370680
24-172200
25-172172
26-171444
27-152544
28319200
29319168
30318208
31289440
32-543840
33-543804
34-542580
35-501000
36869880

[4,12,24,24,16,-32,-312,-1656,-1644,-1524,-336,
 10224,10208,9984,6864,-33456,-33436,-33076,-26616,
 82824,82800,82272,70680,-172200,-172172,-171444,
 -152544,319200,319168,318208,289440,-543840,
 -543804,-542580,-501000,869880]