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A324932 as a simple table

na(n)
11
22
33
44
55
63
77
88
99
1010
1111
126
1313
147
155
1616
1717
189
1919
2020
2121
2222
2323
2412
2525
2613
2727
287
2929
305
3131
3232
3333
3434
3535
369
3737
3819
3913
4040
4141
4221
4343
4444
4515
4646
4747
4824
4949
5050
5151
5226
5353
5427
5511
5614
5757
5829
5959
6010
6161
6262
6363
6464
6565
6633
6767
6868
6923

[1,2,3,4,5,3,7,8,9,10,11,6,13,7,5,16,17,9,19,20,
 21,22,23,12,25,13,27,7,29,5,31,32,33,34,35,9,37,
 19,13,40,41,21,43,44,15,46,47,24,49,50,51,26,53,
 27,11,14,57,29,59,10,61,62,63,64,65,33,67,68,23]