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A016490 as a simple table

na(n)
14
27
31
46
52
64
710
82
91
102
114
121
137
143
153
161
1743
181
191
201
212
221
231
241
253
263
271
283
299
301
312
326
331
3413
352
361
371
383
392
401
411
421
431
441
451
461
471
489
491
5033
511
521
539
541
551
561
579
581
5915
605
616
628
631
642
65185
665
671
685
692
701
711
7211
734
741
751
764
772

[4,7,1,6,2,4,10,2,1,2,4,1,7,3,3,1,43,1,1,1,2,1,1,
 1,3,3,1,3,9,1,2,6,1,13,2,1,1,3,2,1,1,1,1,1,1,1,1,
 9,1,33,1,1,9,1,1,1,9,1,15,5,6,8,1,2,185,5,1,5,2,1,
 1,11,4,1,1,4,2]