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A356354 as a simple table

na(n)
00
11
21
33
41
53
63
77
81
93
103
1111
123
1311
147
1515
161
173
183
1919
203
217
2211
2323
243
2519
2611
2727
287
2923
3015
3131
321
333
343
3535
363
3737
3819
3939
403
4137
427
4343
4411
4545
4623
4747
483
4935
5019
5151
5211
5343
5427
5555
567
5739
5823
5955
6015
6147
6231
6363
641
653
663
6767
683
6911
7035
7171
723
737

[0,1,1,3,1,3,3,7,1,3,3,11,3,11,7,15,1,3,3,19,3,7,
 11,23,3,19,11,27,7,23,15,31,1,3,3,35,3,37,19,39,3,
 37,7,43,11,45,23,47,3,35,19,51,11,43,27,55,7,39,
 23,55,15,47,31,63,1,3,3,67,3,11,35,71,3,7]