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A018556 as a simple table

na(n)
11
22
33
44
56
68
712
813
916
1024
1126
1239
1348
1452
1578
16104
17156
18208
19312
20624

[1,2,3,4,6,8,12,13,16,24,26,39,48,52,78,104,156,
 208,312,624]