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A242746 as a simple table

na(n)
11
21
33
41
54
61
75
83
96
101
117
121
137
146
155
161
177
181
195
204
217
221
237
246
254
269
278
281
297
301
319
328
337
346
355
361
378
387
396
401
417
421
4311
4410
459
461
479
488
497
5010
519
521
537
546
555
567
5713
581
5911
601
619
628
637
648
657
661
6713
6812
6911
701
719
721
737
746
758
768
777
781
7911
8010
819
821
837
846
8511
8610
879
881
8911

[1,1,3,1,4,1,5,3,6,1,7,1,7,6,5,1,7,1,5,4,7,1,7,6,
 4,9,8,1,7,1,9,8,7,6,5,1,8,7,6,1,7,1,11,10,9,1,9,8,
 7,10,9,1,7,6,5,7,13,1,11,1,9,8,7,8,7,1,13,12,11,1,
 9,1,7,6,8,8,7,1,11,10,9,1,7,6,11,10,9,1,11]