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A275280 as a simple table

na(n)
11
21
32
41
53
61
72
84
91
105
111
122
134
143
156
161
177
181
192
204
218
221
233
249
251
262
274
288
295
3010
311
3211
331
342
354
368
373
386
3912
409
411
4213
431
442
454
468
477
4814
491
503
519
525
5315
541
552
564
578
5816
591
6017
611
622
634
648
6516
663
676
6812
699
7018
711
7219
731
742
754
768
7716
785
7910
8020
811
823
839
847
8521
861
872
884
898
9016
9111
9222
931
9423

[1,1,2,1,3,1,2,4,1,5,1,2,4,3,6,1,7,1,2,4,8,1,3,9,
 1,2,4,8,5,10,1,11,1,2,4,8,3,6,12,9,1,13,1,2,4,8,7,
 14,1,3,9,5,15,1,2,4,8,16,1,17,1,2,4,8,16,3,6,12,9,
 18,1,19,1,2,4,8,16,5,10,20,1,3,9,7,21,1,2,4,8,16,
 11,22,1,23]