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A137452 as a simple table

na(n)
01
10
21
30
4-2
51
60
79
8-6
91
100
11-64
1248
13-12
141
150
16625
17-500
18150
19-20
201
210
22-7776
236480
24-2160
25360
26-30
271
280
29117649
30-100842
3136015
32-6860
33735
34-42
351
360
37-2097152
381835008
39-688128
40143360
41-17920
421344
43-56
441
450
4643046721
47-38263752
4814880348
49-3306744
50459270
51-40824
522268
53-72
541

[1,0,1,0,-2,1,0,9,-6,1,0,-64,48,-12,1,0,625,-500,
 150,-20,1,0,-7776,6480,-2160,360,-30,1,0,117649,
 -100842,36015,-6860,735,-42,1,0,-2097152,1835008,
 -688128,143360,-17920,1344,-56,1,0,43046721,
 -38263752,14880348,-3306744,459270,-40824,2268,
 -72,1]