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A291428 as a simple table

na(n)
122
216
322
44
55
66
77
84
99
105
1111
124
1313
147
155
164
1717
186
1919
204
217
2211
2322
244
255
2613
279
284
2922
305
3122
324
3311
3416
355
364
3722
3816
3913
404
4122
426
4322
444
455
4616
4722
484
497
505
5117
524
5322
546
555
564
5719
5816
5922
604
6122
6216
637
644
655
666
6722
684
6922
705

[22,16,22,4,5,6,7,4,9,5,11,4,13,7,5,4,17,6,19,4,7,
 11,22,4,5,13,9,4,22,5,22,4,11,16,5,4,22,16,13,4,
 22,6,22,4,5,16,22,4,7,5,17,4,22,6,5,4,19,16,22,4,
 22,16,7,4,5,6,22,4,22,5]