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A040393 as a simple table

na(n)
020
12
21
37
42
57
61
72
840
92
101
117
122
137
141
152
1640
172
181
197
202
217
221
232
2440
252
261
277
282
297
301
312
3240
332
341
357
362
377
381
392
4040
412
421
437
442
457
461
472
4840
492
501
517
522
537
541
552
5640
572
581
597
602
617
621
632
6440
652
661
677
682
697
701
712
7240
732
741
757
762
777
781
792
8040
812
821
837
842
857
861
872

[20,2,1,7,2,7,1,2,40,2,1,7,2,7,1,2,40,2,1,7,2,7,1,
 2,40,2,1,7,2,7,1,2,40,2,1,7,2,7,1,2,40,2,1,7,2,7,
 1,2,40,2,1,7,2,7,1,2,40,2,1,7,2,7,1,2,40,2,1,7,2,
 7,1,2,40,2,1,7,2,7,1,2,40,2,1,7,2,7,1,2]