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A278165 as a simple table

na(n)
11
21
32
42
52
66
72
86
912
106
112
12210
132
146
1530
1630
172
18420
192
20420
2130
2230
232
2430030
2530
266
27120
282310
296
3030030
312
32210
33210
346
35210
3619399380
376
386
3930
4060060
416
4260060
432
4430030
454620
4630
476
48223092870
496
5030030
512310
5230030
536
54120120
55420
56510510
57210
582310
5930
60401120980260
612
626
634620
6430030
652310
669699690
676
6830030
69210
709699690
716
7214841476269620
736

[1,1,2,2,2,6,2,6,12,6,2,210,2,6,30,30,2,420,2,420,
 30,30,2,30030,30,6,120,2310,6,30030,2,210,210,6,
 210,19399380,6,6,30,60060,6,60060,2,30030,4620,30,
 6,223092870,6,30030,2310,30030,6,120120,420,
 510510,210,2310,30,401120980260,2,6,4620,30030,
 2310,9699690,6,30030,210,9699690,6,14841476269620,
 6]