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A260429 as a simple table

na(n)
11
22
31
43
52
64
71
85
91
106
113
127
131
148
151
169
174
1810
192
2011
211
2212
235
2413
251
2614
272
2815
296
3016
311
3217
331
3418
357
3619
371
3820
393
4021
418
4222
431
4423
452
4624
479
4825
491
5026
511
5227
5310
5428
552
5629
573
5830
5911
6031
614
6232
631
6433
6512
6634
671
6835
691
7036
7113
7237
731
7438
751
7639
7714
7840
791
8041
815
8242
8315
8443
852
8644
871
8845
8916
9046
914
9247
931
9448
9517
9649
973
9850
991
10051
10118
10252
1036
10453
1051

[1,2,1,3,2,4,1,5,1,6,3,7,1,8,1,9,4,10,2,11,1,12,5,
 13,1,14,2,15,6,16,1,17,1,18,7,19,1,20,3,21,8,22,1,
 23,2,24,9,25,1,26,1,27,10,28,2,29,3,30,11,31,4,32,
 1,33,12,34,1,35,1,36,13,37,1,38,1,39,14,40,1,41,5,
 42,15,43,2,44,1,45,16,46,4,47,1,48,17,49,3,50,1,
 51,18,52,6,53,1]