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A054437 as a simple table

na(n)
12
23
34
43
55
64
74
86
94
105
115
124
137
145
155
166
175
186
195
205
218
225
236
246
255
267
275
286
297
305
316
326
336
349
355
366
377
386
397
406
416
428
436
446
457
466
478
486
496
507
516
527
537
546
5510
566
576
587
596
608
617
626
638
646
657
667
676
689
697
706
717
726
738
747
756
769
777
787
797
806
818
827
836
848
857
868
877
886
8911
907
917
927
937
948
957
966
979
987
998
1007

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