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A272172 as a simple table

na(n)
11
23
31
44
53
61
77
84
93
101
116
127
134
143
151
1612
176
187
194
203
211
228
2312
246
257
264
273
281
2915
308
3112
326
337
344
353
361
3713
3815
398
4012
416
427
434
443
451
4618
4713
4815
498
5012
516
527
534
543
551
5612
5718
5813
5915
608
6112
626
637
644
653
661
6728
6812
6918
7013
7115
728
7312
746
757
764
773
781
7914
8028
8112
8218
8313
8415
858
8612
876
887
894
903
911
9224
9314
9428

[1,3,1,4,3,1,7,4,3,1,6,7,4,3,1,12,6,7,4,3,1,8,12,
 6,7,4,3,1,15,8,12,6,7,4,3,1,13,15,8,12,6,7,4,3,1,
 18,13,15,8,12,6,7,4,3,1,12,18,13,15,8,12,6,7,4,3,
 1,28,12,18,13,15,8,12,6,7,4,3,1,14,28,12,18,13,15,
 8,12,6,7,4,3,1,24,14,28]