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A194966 as a simple table

na(n)
11
22
33
44
55
66
77
88
99
1010
1111
1212
1313
1414
1515
1616
1718
1819
1920
2021
2117
2222
2325
2426
2527
2628
2723
2824
2929
3033
3134
3235
3336
3430
3531
3632
3737
3842
3943
4044
4145
4238
4339
4440
4541
4646
4752
4853
4954
5055
5147
5248
5349
5450
5551
5656
5763
5864
5965
6066
6157
6259
6360
6461
6562
6658
6767
6875
6976

[1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,18,19,20,
 21,17,22,25,26,27,28,23,24,29,33,34,35,36,30,31,
 32,37,42,43,44,45,38,39,40,41,46,52,53,54,55,47,
 48,49,50,51,56,63,64,65,66,57,59,60,61,62,58,67,
 75,76]