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A173523 as a simple table

na(n)
11
22
33
42
53
64
73
84
95
102
113
124
133
144
155
164
175
186
193
204
215
224
235
246
255
266
277
282
293
304
313
324
335
344
355
366
373
384
395
404
415
426
435
446
457
464
475
486
495
506
517
526
537
548
553
564
575
584
595
606
615
626
637
644
655
666
675
686
697
706
717
728
735
746
757
766
777
788
797
808
819
822
833
844
853
864
875
884
895
906
913
924
935
944
955
966
975
986
997
1004
1015
1026
1035
1046
1057
1066
1077
1088
1093
1104
1115
1124
1135
1146
1155
1166
1177
1184
1195
1206

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