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A305056 as a simple table

na(n)
11
21
32
41
52
64
76
88
92
104
116
128
1312
1424
154
166
178
1812
1924
2048
2172
22120
2312
2424
2548
2672
27120
28144
29240
30288
3124
3248
3372
34120
35144
36240
37288
38360
39720
4072
41120
42144
43240
44288
45360
46720
4772
481440
492160
50120
51144
52240
53288
54360
55720
561440
572160
582880
594320
605040

[1,1,2,1,2,4,6,8,2,4,6,8,12,24,4,6,8,12,24,48,72,
 120,12,24,48,72,120,144,240,288,24,48,72,120,144,
 240,288,360,720,72,120,144,240,288,360,720,72,
 1440,2160,120,144,240,288,360,720,1440,2160,2880,
 4320,5040]