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A278540 as a simple table

na(n)
11
22
34
42
52
68
72
86
916
106
112
1212
132
146
1512
164
172
1832
192
206
2112
226
232
2424
254
266
2764
286
292
3024
312
3212
3312
346
356
3648
372
386
3912
4030
412
4224
432
446
4548
466
472
4836
494
5012
5112
526
532
54128
556
5630
5712
586
592
6060
612
626
6348
648
656
6624
672
686
6912
7030
712
7296
732
746
7536
766
776
7824
792
8012
81256
826
832
8460
856
866
8712
8830
892
9096
916
926
9312
946
956
9672
972
9812
9948
10012
1012
10224
1032
10430
10560
1066

[1,2,4,2,2,8,2,6,16,6,2,12,2,6,12,4,2,32,2,6,12,6,
 2,24,4,6,64,6,2,24,2,12,12,6,6,48,2,6,12,30,2,24,
 2,6,48,6,2,36,4,12,12,6,2,128,6,30,12,6,2,60,2,6,
 48,8,6,24,2,6,12,30,2,96,2,6,36,6,6,24,2,12,256,6,
 2,60,6,6,12,30,2,96,6,6,12,6,6,72,2,12,48,12,2,24,
 2,30,60,6]