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A087845 as a simple table

na(n)
11
21
31
42
52
63
73
83
94
104
114
124
135
145
155
165
175
186
196
206
216
226
236
247
257
267
277
287
297
307
318
328
338
348
358
368
378
388
399
409
419
429
439
449
459
469
479
4811
4910
5011
5111
5211
5311
5411
5511
5611
5711
5811
5913
6011
6113
6212
6313
6413
6513
6613
6713
6813
6913
7013
7113
7215
7313
7415
7513
7615
7714
7815
7915
8015
8115
8215
8315
8415
8515

[1,1,1,2,2,3,3,3,4,4,4,4,5,5,5,5,5,6,6,6,6,6,6,7,
 7,7,7,7,7,7,8,8,8,8,8,8,8,8,9,9,9,9,9,9,9,9,9,11,
 10,11,11,11,11,11,11,11,11,11,13,11,13,12,13,13,
 13,13,13,13,13,13,13,15,13,15,13,15,14,15,15,15,
 15,15,15,15,15]