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A372037 as a simple table

na(n)
01
12
24
34
40
5-8
6-8
716
848
90
10-192
11-256
12480
131792
14320
15-7808
16-12544
1719200
1887808
1933280
20-382464
21-720896
22854016
234870144
242844160
25-20553728
26-44909568
2738967296
28289456128
29228986880
30-1163309056
31-2932514816
321701978112
3317951686656
3417979965440

[1,2,4,4,0,-8,-8,16,48,0,-192,-256,480,1792,320,
 -7808,-12544,19200,87808,33280,-382464,-720896,
 854016,4870144,2844160,-20553728,-44909568,
 38967296,289456128,228986880,-1163309056,
 -2932514816,1701978112,17951686656,17979965440]