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A371572 as a simple table

na(n)
00
11
21
31
42
51
61
73
81
92
101
112
123
131
141
154
161
173
181
193
204
211
222
231
242
254
261
272
283
291
302
313
324
331
341
355
361
374
381
394
405
411
423
431
443
455
461
473
484
491
503
514
525
531
542
551
562
575
581
592
604
611
622
634
645
651
662
673
681
692
703
715
721
732
743
754
761
772
783
794
805
811
821
836
841
855
861
875
886

[0,1,1,1,2,1,1,3,1,2,1,2,3,1,1,4,1,3,1,3,4,1,2,1,
 2,4,1,2,3,1,2,3,4,1,1,5,1,4,1,4,5,1,3,1,3,5,1,3,4,
 1,3,4,5,1,2,1,2,5,1,2,4,1,2,4,5,1,2,3,1,2,3,5,1,2,
 3,4,1,2,3,4,5,1,1,6,1,5,1,5,6]