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A133903 as a simple table

na(n)
11
22
34
46
52
64
78
810
914
1017
1121
127
1313
1415
155
169
173
181
197
209
213
221
235
247
2515
265
279
283
291
303
311
323
331
345
359
363
371
383
391
405
4113
4215
435
447
4513
4619
4723
4825
4935
5038
5144
5248
5316
5418
556
562
5710
5814
5918
606
612
624
638
6414
6521
667
6715
685
6911
7015
715
727
7319
7421
757
7613
7719
7823

[1,2,4,6,2,4,8,10,14,17,21,7,13,15,5,9,3,1,7,9,3,
 1,5,7,15,5,9,3,1,3,1,3,1,5,9,3,1,3,1,5,13,15,5,7,
 13,19,23,25,35,38,44,48,16,18,6,2,10,14,18,6,2,4,
 8,14,21,7,15,5,11,15,5,7,19,21,7,13,19,23]