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A222245 as a simple table

na(n)
00
11
22
33
44
56
65
77
88
99
1010
1111
1212
1313
1414
1516
1615
1717
1818
1919
2020
2121
2222
2323
2424
2526
2625
2727
2828
2929
3030
3131
3232
3333
3434
3536
3635
3737
3838
3939
4040
4141
4242
4343
4444
4546
4645
4747
4848
4949
5060
5161
5262
5363
5464
5566
5665
5767
5868
5969
6050
6151
6252
6353
6454
6556
6655
6757
6858
6959
7070
7171
7272
7373
7474
7576

[0,1,2,3,4,6,5,7,8,9,10,11,12,13,14,16,15,17,18,
 19,20,21,22,23,24,26,25,27,28,29,30,31,32,33,34,
 36,35,37,38,39,40,41,42,43,44,46,45,47,48,49,60,
 61,62,63,64,66,65,67,68,69,50,51,52,53,54,56,55,
 57,58,59,70,71,72,73,74,76]