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A169928 as a simple table

na(n)
18
29
310
412
515
618
720
824
930
1036
1140
1245
1360
1472
1590
16120
17180
18360

[8,9,10,12,15,18,20,24,30,36,40,45,60,72,90,120,
 180,360]