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A274879 as a simple table

na(n)
01
11
22
32
44
52
64
76
812
912
104
118
128
1320
1440
1548
1632
1710
1820
1924
2016
2170
22140
23180
24160
2580
2628
2756
2872
2964
3032
31252
32504
33672
34672
35480
36192
3784
38168
39224
40224
41160
4264
43924
441848
452520
462688
472240
481344
49448
50264
51528
52720
53768
54640
55384
56128

[1,1,2,2,4,2,4,6,12,12,4,8,8,20,40,48,32,10,20,24,
 16,70,140,180,160,80,28,56,72,64,32,252,504,672,
 672,480,192,84,168,224,224,160,64,924,1848,2520,
 2688,2240,1344,448,264,528,720,768,640,384,128]