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A240021 as a simple table

na(n)
01
11
21
31
41
51
60
70
81
92
101
111
121
130
141
151
161
173
181
191
201
210
222
232
242
254
261
270
281
292
301
311
324
332
344
355
361
371
381
391
402
411
422
436
443
451
466
476
481
492
502
511
523
531
545
559
563
572
589
597
602
614
623
632
643
652
668
6712
684
690
701
714
7212
738
743
757
764
773
784
793
8014
8116
824
831
841
857
8616
879
886
8911
905
911
924
934
946
9520
9620
975
982
992

[1,1,1,1,1,1,0,0,1,2,1,1,1,0,1,1,1,3,1,1,1,0,2,2,
 2,4,1,0,1,2,1,1,4,2,4,5,1,1,1,1,2,1,2,6,3,1,6,6,1,
 2,2,1,3,1,5,9,3,2,9,7,2,4,3,2,3,2,8,12,4,0,1,4,12,
 8,3,7,4,3,4,3,14,16,4,1,1,7,16,9,6,11,5,1,4,4,6,
 20,20,5,2,2]