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A040951 as a simple table

na(n)
031
12
21
35
431
55
61
72
862
92
101
115
1231
135
141
152
1662
172
181
195
2031
215
221
232
2462
252
261
275
2831
295
301
312
3262
332
341
355
3631
375
381
392
4062
412
421
435
4431
455
461
472
4862
492
501
515
5231
535
541
552
5662
572
581
595
6031
615
621
632
6462
652
661
675
6831
695
701
712
7262
732
741
755
7631
775
781
792
8062
812
821
835

[31,2,1,5,31,5,1,2,62,2,1,5,31,5,1,2,62,2,1,5,31,
 5,1,2,62,2,1,5,31,5,1,2,62,2,1,5,31,5,1,2,62,2,1,
 5,31,5,1,2,62,2,1,5,31,5,1,2,62,2,1,5,31,5,1,2,62,
 2,1,5,31,5,1,2,62,2,1,5,31,5,1,2,62,2,1,5]