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A135621 as a simple table

na(n)
01
11
22
32
43
51
63
73
83
91
107
113
124
133
143
152
165
172
182
193
204
213
225
233
243
253
267
273
285
296
303
312
324
333
347
355
367
373
386
393
404
414
427
434
446
457
464
472
485
493
507
515
528
534
543
554
563
575
587
596
602
615
622
635
645
654
667
677

[1,1,2,2,3,1,3,3,3,1,7,3,4,3,3,2,5,2,2,3,4,3,5,3,
 3,3,7,3,5,6,3,2,4,3,7,5,7,3,6,3,4,4,7,4,6,7,4,2,5,
 3,7,5,8,4,3,4,3,5,7,6,2,5,2,5,5,4,7,7]