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A067804 as a simple table

na(n)
01
12
22
36
44
56
620
712
812
920
1070
1140
1236
1340
1470
15252
16140
17120
18120
19140
20252
21924
22504
23420
24400
25420
26504
27924
283432
291848
301512
311400
321400
331512
341848
353432
3612870
376864
385544
395040
404900
415040
425544
436864
4412870
4548620
4625740
4720592
4818480

[1,2,2,6,4,6,20,12,12,20,70,40,36,40,70,252,140,
 120,120,140,252,924,504,420,400,420,504,924,3432,
 1848,1512,1400,1400,1512,1848,3432,12870,6864,
 5544,5040,4900,5040,5544,6864,12870,48620,25740,
 20592,18480]