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A194845 as a simple table

na(n)
11
22
33
44
55
66
77
88
99
1010
1112
1213
1314
1415
1511
1617
1719
1820
1921
2016
2118
2223
2325
2427
2528
2622
2724
2826
2930
3032
3134
3236
3329
3431
3533
3635
3739
3841
3943
4045
4138
4240
4342
4444
4537
4648
4751
4853
4955
5047
5150
5252
5354
5446
5549
5658
5761
5864
5966
6057
6160
6263
6365
6456
6559
6662
6769
6872
6975

[1,2,3,4,5,6,7,8,9,10,12,13,14,15,11,17,19,20,21,
 16,18,23,25,27,28,22,24,26,30,32,34,36,29,31,33,
 35,39,41,43,45,38,40,42,44,37,48,51,53,55,47,50,
 52,54,46,49,58,61,64,66,57,60,63,65,56,59,62,69,
 72,75]