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A072247 as a simple table

na(n)
21
33
48
54
620
730
85
948
10144
1175
126
13112
14560
15595
16154
177
18256
191920
203440
211848
22280
238
24576
256048
2616380
2714994
284788
29468
309
311280
3217920
3368320
3495200
3552290
3610920
37735
3810
392816
4050688
41258720
42510048
43429198
44155496
4522638
461100
4711

[1,3,8,4,20,30,5,48,144,75,6,112,560,595,154,7,
 256,1920,3440,1848,280,8,576,6048,16380,14994,
 4788,468,9,1280,17920,68320,95200,52290,10920,735,
 10,2816,50688,258720,510048,429198,155496,22638,
 1100,11]