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A278257 as a simple table

na(n)
11
22
34
42
58
66
72
86
916
1012
112
126
132
144
156
162
1732
186
196
206
216
222
2330
246
252
264
2712
282
2924
3024
316
3212
3364
3430
352
3630
372
382
396
4030
412
4216
436
446
456
4624
472
486
496
502
5112
522
5330
5424
5530
562
5730
5848
592
6012
6112
626
63120
642
65128
6630
672
686
6924
702
7130
726
736
746
756
762
7760
7824
7912
806
816
826
8348
8430
856
86120
874
882
8930
9048
916
92180
932
946
9524
9630
972
982
996
1002
10160
10272
1036
1046
1056
10648

[1,2,4,2,8,6,2,6,16,12,2,6,2,4,6,2,32,6,6,6,6,2,
 30,6,2,4,12,2,24,24,6,12,64,30,2,30,2,2,6,30,2,16,
 6,6,6,24,2,6,6,2,12,2,30,24,30,2,30,48,2,12,12,6,
 120,2,128,30,2,6,24,2,30,6,6,6,6,2,60,24,12,6,6,6,
 48,30,6,120,4,2,30,48,6,180,2,6,24,30,2,2,6,2,60,
 72,6,6,6,48]