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A051724 as a simple table

na(n)
00
11
21
31
41
55
61
77
82
93
105
1111
121
1313
147
155
164
1717
183
1919
205
217
2211
2323
242
2525
2613
279
287
2929
305
3131
328
3311
3417
3535
363
3737
3819
3913
4010
4141
427
4343
4411
4515
4623
4747
484
4949
5025
5117
5213
5353
549
5555
5614
5719
5829
5959
605
6161
6231
6321
6416
6565
6611
6767
6817
6923
7035
7171

[0,1,1,1,1,5,1,7,2,3,5,11,1,13,7,5,4,17,3,19,5,7,
 11,23,2,25,13,9,7,29,5,31,8,11,17,35,3,37,19,13,
 10,41,7,43,11,15,23,47,4,49,25,17,13,53,9,55,14,
 19,29,59,5,61,31,21,16,65,11,67,17,23,35,71]