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A254668 as a simple table

na(n)
01
12
22
32
42
51
62
73
83
93
102
112
123
131
141
153
165
176
182
193
201
212
224
232
244
253
264
273
283
292
304
317
324
334
342
352
364
373
383
394
403
415
425
433
446
453
465
474
482
494
504
516
525
533
542
556
565
577
584
593
602
614
624
634
647
653
668
674
685
693
705
716
728
733
742
753
764
779
782
798
803
817
827
834
845
855
864
874
884
896
905
914
926
937
949
952
968
974
983
994
1003

[1,2,2,2,2,1,2,3,3,3,2,2,3,1,1,3,5,6,2,3,1,2,4,2,
 4,3,4,3,3,2,4,7,4,4,2,2,4,3,3,4,3,5,5,3,6,3,5,4,2,
 4,4,6,5,3,2,6,5,7,4,3,2,4,4,4,7,3,8,4,5,3,5,6,8,3,
 2,3,4,9,2,8,3,7,7,4,5,5,4,4,4,6,5,4,6,7,9,2,8,4,3,
 4,3]