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A309081 as a simple table

na(n)
11
22
33
43
54
65
76
86
98
109
1110
1210
1311
1412
1513
1612
1713
1815
1916
2016
2117
2218
2319
2419
2521
2622
2724
2824
2925
3026
3127
3226
3327
3428
3529
3629
3730
3831
3932
4032
4133
4234
4335
4435
4537
4638
4739
4838
4940
5042
5143
5243
5344
5446
5547
5647
5748
5849
5950
6050
6151
6252
6354
6452
6553
6654
6755
6855
6956
7057
7158
7258
7359
7460
7562

[1,2,3,3,4,5,6,6,8,9,10,10,11,12,13,12,13,15,16,
 16,17,18,19,19,21,22,24,24,25,26,27,26,27,28,29,
 29,30,31,32,32,33,34,35,35,37,38,39,38,40,42,43,
 43,44,46,47,47,48,49,50,50,51,52,54,52,53,54,55,
 55,56,57,58,58,59,60,62]