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A281392 as a simple table

na(n)
00
11
21
32
41
53
62
73
81
94
103
115
122
134
143
154
161
175
184
197
203
216
225
237
242
255
264
276
283
295
304
315
321
336
345
359
364
378
387
3910
403
417
426
439
445
458
467
479
482
496
505
518
524
537
546
558
563
576
585
597
604
616
625
636
641
657
666
6711
685
6910
709
7113
724
739
748
7512
767
7711
7810
7913
803
818
827
8311
846
8510
869
8712
885
899
908
9111
927
9310
949
9511
962
977
986
9910
1005
1019
1028
10311
1044
1058
1067
10710
1086
1099
1108
11110
1123
1137
1146
1159
1165
1178
1187
1199
1204

[0,1,1,2,1,3,2,3,1,4,3,5,2,4,3,4,1,5,4,7,3,6,5,7,
 2,5,4,6,3,5,4,5,1,6,5,9,4,8,7,10,3,7,6,9,5,8,7,9,
 2,6,5,8,4,7,6,8,3,6,5,7,4,6,5,6,1,7,6,11,5,10,9,
 13,4,9,8,12,7,11,10,13,3,8,7,11,6,10,9,12,5,9,8,
 11,7,10,9,11,2,7,6,10,5,9,8,11,4,8,7,10,6,9,8,10,
 3,7,6,9,5,8,7,9,4]