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A155940 as a simple table

na(n)
11
22
32
42
53
64
73
84
94
105
113
124
135
146
156
164
175
185
196
207
217
224
235
246
257
267
278
289
295
306
316
327
338
348
359
3610
375
386
397
408
418
429
4310
4410
4511
466
477
487
498
509
519
5210
5311
5411
5512
566
577
588
599
609
6110
6211
6311
6412
6513
6613
677
688
698
709
7110
7210
7311
7412
7512
7613
7714
7814
797

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