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A262880 as a simple table

na(n)
11
21
33
42
53
62
72
82
92
103
113
124
132
143
152
162
175
183
196
202
214
223
234
244
253
264
272
285
293
306
317
324
335
342
353
364
375
388
396
404
411
422
432
445
457
466
476
482
493
503
511
525
535
545
555
565
578
585
594
604
615
623
636
646
657
668
673
686
696
705
719
726
739
743
757
765
777
783
795
809
813
8211
836
849
855
863
877
884
894
907
919
928
935
948
957
967
972
986
997
1004

[1,1,3,2,3,2,2,2,2,3,3,4,2,3,2,2,5,3,6,2,4,3,4,4,
 3,4,2,5,3,6,7,4,5,2,3,4,5,8,6,4,1,2,2,5,7,6,6,2,3,
 3,1,5,5,5,5,5,8,5,4,4,5,3,6,6,7,8,3,6,6,5,9,6,9,3,
 7,5,7,3,5,9,3,11,6,9,5,3,7,4,4,7,9,8,5,8,7,7,2,6,
 7,4]