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A055169 as a simple table

na(n)
11
21
31
41
52
61
71
83
91
101
112
123
131
144
152
162
173
183
193
202
211
223
233
242
254
264
273
282
294
303
314
323
332
344
352
365
373
383
395
403
416
423
434
443
455
463
476
487
493
504
514
523
533
546
555
565
574
583
595
606
614
624
637
646
654
668
674
686
695
705
714
724
736
745
755
765
772
788
794
808
817
825
839
845
855
865
875

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