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A167618 as a simple table

na(n)
01
12
22
33
43
52
64
75
82
94
105
113
126
135
143
154
168
175
184
196
202
219
228
234
246
256
265
277
288
293
308
3111
326
334
348
355
367
3712
385
399
407
415
4210
438
446
458
4612
475
489
4912
503
5110
5214
533
546
558
5610
5714
5811
598
606
6114
625
637
649
658
6615
6714
685
696
7014
718
7213
7311
746
759
7615
778
788
7915
805
8112
8217
836
8415
858
868
8716
889
896
907
9119
928
9315

[1,2,2,3,3,2,4,5,2,4,5,3,6,5,3,4,8,5,4,6,2,9,8,4,
 6,6,5,7,8,3,8,11,6,4,8,5,7,12,5,9,7,5,10,8,6,8,12,
 5,9,12,3,10,14,3,6,8,10,14,11,8,6,14,5,7,9,8,15,
 14,5,6,14,8,13,11,6,9,15,8,8,15,5,12,17,6,15,8,8,
 16,9,6,7,19,8,15]