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A118457 as a simple table

na(n)
11
22
33
42
51
64
73
81
95
104
111
123
132
146
155
161
174
182
193
202
211
227
236
241
255
262
274
283
294
302
311
328
337
341
356
362
375
383
395
402
411
424
433
441
459
468
471
487
492
506
513
526
532
541
555
564
575
583
591
604
613
622
6310
649
651
668
672
687
693
707
712
721
736
744
756
763
771
785
794
801
815
823
832
844
853
862
871
8811
8910
901
919
922
938
943
958
962
971
987
994
1007
1013
1021
1036
1045

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