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A393248 as a simple table

na(n)
11
21
31
43
53
63
71
81
91
101
111
121
131
141
151
1615
1715
1815
1915
2015
2115
2215
2315
2415
2515
2615
2715
2815
2915
3015
311
326
336
346
353
363
376
386
396
406
416
421
436
446
453
466
476
486
493
506
516
526
536
543
556
563
576
586
596
606
616
626
631
647
657
667
677
687
697
707
717
727
737
747
757
767
777
787
797
807

[1,1,1,3,3,3,1,1,1,1,1,1,1,1,1,15,15,15,15,15,15,
 15,15,15,15,15,15,15,15,15,1,6,6,6,3,3,6,6,6,6,6,
 1,6,6,3,6,6,6,3,6,6,6,6,3,6,3,6,6,6,6,6,6,1,7,7,7,
 7,7,7,7,7,7,7,7,7,7,7,7,7,7]