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A281978 as a simple table

na(n)
11
24
32
46
53
615
75
820
910
1040
118
1224
1312
1436
159
1654
1718
1890
1930
20120
2160
22180
2345
24135
2527
26162
2781
28324
29108
30216
3172
32144
3316
3464
3532
3696
3748
38240
3980
40320
41160
42640
43128
44384
45192
46576
47288
48864
49432
501296
51648
521944
53243
54972
55486
561458
57729
583645
59405

[1,4,2,6,3,15,5,20,10,40,8,24,12,36,9,54,18,90,30,
 120,60,180,45,135,27,162,81,324,108,216,72,144,16,
 64,32,96,48,240,80,320,160,640,128,384,192,576,
 288,864,432,1296,648,1944,243,972,486,1458,729,
 3645,405]