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A319225 as a simple table

na(n)
11
21
32
41
53
63
74
81
92
104
115
124
136
145
155
161
177
185
198
205
216
226
239
245
253
267
272
286
2910
3012
3111
321
337
348
357
369
3712
389
398
406
4113
4214
4314
447
457
4610
4715
486
494
507
519
528
5316
547
558
567
5710
5811
5917
6021
6118
6212
638
641
659
6616
6719
689
6911
7016
7120
7214
7321
7413
758
7610
779
7818

[1,1,2,1,3,3,4,1,2,4,5,4,6,5,5,1,7,5,8,5,6,6,9,5,
 3,7,2,6,10,12,11,1,7,8,7,9,12,9,8,6,13,14,14,7,7,
 10,15,6,4,7,9,8,16,7,8,7,10,11,17,21,18,12,8,1,9,
 16,19,9,11,16,20,14,21,13,8,10,9,18]