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A056538 as a simple table

na(n)
11
22
31
43
51
64
72
81
95
101
116
123
132
141
157
161
178
184
192
201
219
223
231
2410
255
262
271
2811
291
3012
316
324
333
342
351
3613
371
3814
397
402
411
4215
435
443
451
4616
478
484
492
501
5117
521
5318
549
556
563
572
581
5919
601
6120
6210
635
644
652
661
6721
687
693
701
7122
7211
732
741
7523
761
7724
7812
798
806
814
823
832
841
8525
865
871
8826
8913
902
911
9227
939

[1,2,1,3,1,4,2,1,5,1,6,3,2,1,7,1,8,4,2,1,9,3,1,10,
 5,2,1,11,1,12,6,4,3,2,1,13,1,14,7,2,1,15,5,3,1,16,
 8,4,2,1,17,1,18,9,6,3,2,1,19,1,20,10,5,4,2,1,21,7,
 3,1,22,11,2,1,23,1,24,12,8,6,4,3,2,1,25,5,1,26,13,
 2,1,27,9]