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A355007 as a simple table

na(n)
01
10
21
30
42
54
60
76
827
927
100
1124
12176
13384
14256
150
16120
171250
184375
196250
203125
210
22720
239864
2448600
25110160
26116640
2746656
280
295040
3086436
31557032
321764735
332941225
342470629
35823543
360
3740320
38836352
396723584
4027725824
4164225280
4284410368
4358720256
4416777216

[1,0,1,0,2,4,0,6,27,27,0,24,176,384,256,0,120,
 1250,4375,6250,3125,0,720,9864,48600,110160,
 116640,46656,0,5040,86436,557032,1764735,2941225,
 2470629,823543,0,40320,836352,6723584,27725824,
 64225280,84410368,58720256,16777216]