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A081168 as a simple table

na(n)
03
13
23
33
43
53
64
73
83
93
103
113
124
133
143
153
163
173
184
193
203
213
223
233
244
253
263
273
283
293
304
313
323
333
343
353
364
373
383
393
403
413
423
434
443
453
463
473
483
494
503
513
523
533
543
554
563
573
583
593
603
614
623
633
643
653
663
674
683
693
703
713
723
734
743
753
763
773
783
793
804
813
823
833
843
853
864
873
883
893
903
913
924
933
943
953
963
973
984
993
1003
1013
1023
1033
1044

[3,3,3,3,3,3,4,3,3,3,3,3,4,3,3,3,3,3,4,3,3,3,3,3,
 4,3,3,3,3,3,4,3,3,3,3,3,4,3,3,3,3,3,3,4,3,3,3,3,3,
 4,3,3,3,3,3,4,3,3,3,3,3,4,3,3,3,3,3,4,3,3,3,3,3,4,
 3,3,3,3,3,3,4,3,3,3,3,3,4,3,3,3,3,3,4,3,3,3,3,3,4,
 3,3,3,3,3,4]