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A085891 as a simple table

na(n)
31
42
54
68
712
818
927
1036
1148
1264
1380
14100
15125
16150
17180
18216
19252
20294
21343
22392
23448
24512
25576
26648
27729
28810
29900
301000
311100
321210
331331
341452
351584
361728
371872
382028
392197
402366

[1,2,4,8,12,18,27,36,48,64,80,100,125,150,180,216,
 252,294,343,392,448,512,576,648,729,810,900,1000,
 1100,1210,1331,1452,1584,1728,1872,2028,2197,2366]