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A213724 as a simple table

na(n)
01
13
20
35
47
50
60
79
811
90
1013
1115
120
130
140
1517
1619
170
1821
1923
200
210
2225
2327
240
2529
2631
270
280
290
300
3133
3235
330
3437
3539
360
370
3841
3943
400
4145
4247
430
440
450
4649
4751
480
4953
5055
510
520
5357
5459
550
5661
5763
580
590
600
610
620
6365
6467
650
6669
6771
680
690
7073
7175
720
7377
7479
750
760
770
7881
7983
800
8185
8287
830
840
8589
8691

[1,3,0,5,7,0,0,9,11,0,13,15,0,0,0,17,19,0,21,23,0,
 0,25,27,0,29,31,0,0,0,0,33,35,0,37,39,0,0,41,43,0,
 45,47,0,0,0,49,51,0,53,55,0,0,57,59,0,61,63,0,0,0,
 0,0,65,67,0,69,71,0,0,73,75,0,77,79,0,0,0,81,83,0,
 85,87,0,0,89,91]