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A049874 as a simple table

na(n)
11
21
31
42
51
62
72
83
92
101
115
123
132
148
155
161
172
1813
198
202
213
2221
2313
242
251
265
2734
2821
293
302
318
3255
3334
345
351
362
3713
3889
3955
408
412
423
4321
44144
4589
4613
472
481
495
5034
51233
52144
5321
543
552
568
5755
58377
59233
6034
615
621
632
6413
6589
66610
67377
6855
698
702
713
7221
73144
74987
75610
7689
7713
782
791

[1,1,1,2,1,2,2,3,2,1,5,3,2,8,5,1,2,13,8,2,3,21,13,
 2,1,5,34,21,3,2,8,55,34,5,1,2,13,89,55,8,2,3,21,
 144,89,13,2,1,5,34,233,144,21,3,2,8,55,377,233,34,
 5,1,2,13,89,610,377,55,8,2,3,21,144,987,610,89,13,
 2,1]