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A331171 as a simple table

na(n)
00
11
22
33
42
53
66
77
88
99
1010
1111
1212
1313
1414
1515
1614
1715
186
197
2010
2111
228
239
2424
2525
2626
2727
2828
2929
3030
3131
3232
3333
3434
3535
3636
3737
3838
3939
4040
4141
4242
4343
4444
4545
4646
4747
4848
4949
5050
5151
5252
5353
5454
5555
5656
5757
5858
5959
6060
6161
6262
6363
6464
6565
6666
6767
6868
6969
7070
7171
7248
7349
7452
7553
7650
7751
7866
7967
8070
8171
8268
8369
8460
8561
8664
8765
8862
8963
9054
9155
9258
9359

[0,1,2,3,2,3,6,7,8,9,10,11,12,13,14,15,14,15,6,7,
 10,11,8,9,24,25,26,27,28,29,30,31,32,33,34,35,36,
 37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,
 53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,
 69,70,71,48,49,52,53,50,51,66,67,70,71,68,69,60,
 61,64,65,62,63,54,55,58,59]