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A390506 as a simple table

na(n)
12
22
33
44
54
63
73
85
96
105
115
126
135
143
154
165
177
186
197
208
217
225
235
247
258
267
276
287
295
304
314
326
337
346
358
369
378
386
397
409
4110
429
438
449
457
466
476
487
499
508
519
5210
539
547
556
568
579
588
596
607
616
624
634
646
658
667
678
689
698
706
718
7210
7311
7410
759
7610
778
787
798
809
8111
8210
8311

[2,2,3,4,4,3,3,5,6,5,5,6,5,3,4,5,7,6,7,8,7,5,5,7,
 8,7,6,7,5,4,4,6,7,6,8,9,8,6,7,9,10,9,8,9,7,6,6,7,
 9,8,9,10,9,7,6,8,9,8,6,7,6,4,4,6,8,7,8,9,8,6,8,10,
 11,10,9,10,8,7,8,9,11,10,11]