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A307998 as a simple table

na(n)
11
21
31
41
52
61
71
83
92
101
114
125
132
141
155
169
175
181
196
2014
2114
225
231
247
2518
2619
277
281
298
3024
3128
3211
331
349
3532
3649
3725
381
3910
4041
4181
4274
4325
441
4511
4651
47111
48108
4938
501
5112
5262
53162
54219
55146
5638
571
5813
5974
60221
61351
62276
6384
641
6514
6687
67293
68526
69457
70150

[1,1,1,1,2,1,1,3,2,1,4,5,2,1,5,9,5,1,6,14,14,5,1,
 7,18,19,7,1,8,24,28,11,1,9,32,49,25,1,10,41,81,74,
 25,1,11,51,111,108,38,1,12,62,162,219,146,38,1,13,
 74,221,351,276,84,1,14,87,293,526,457,150]