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A164715 as a simple table

na(n)
12
22
34
44
54
64
74
84
94
104
117
127
137
147
157
167
177
188
198
208
218
228
238
248
258
267
273
287
297
303
317
327
337
347
353
3614
3714
3814
3914
4014
4114
4214
4314
4414
4514
4614
4714
4814
4914
507
513
523
537
543
557
563
573
587
597
607
617
623
633
643
653
663
673
683
698
708
715
725
738
748
758
765
775
788
798
805
818
827
833
843
853
867
873
883
893
907
913
923
933
947
957
967
977
983

[2,2,4,4,4,4,4,4,4,4,7,7,7,7,7,7,7,8,8,8,8,8,8,8,
 8,7,3,7,7,3,7,7,7,7,3,14,14,14,14,14,14,14,14,14,
 14,14,14,14,14,7,3,3,7,3,7,3,3,7,7,7,7,3,3,3,3,3,
 3,3,8,8,5,5,8,8,8,5,5,8,8,5,8,7,3,3,3,7,3,3,3,7,3,
 3,3,7,7,7,7,3]