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A306010 as a simple table

na(n)
11
22
33
44
55
67
78
86
99
1011
1110
1213
1312
1416
1517
1615
1714
1819
1920
2018
2123
2221
2325
2427
2524
2622
2729
2828
2931
3032
3126
3233
3337
3435
3536
3641
3740
3834
3943
4030
4139
4247
4344
4445
4538
4649
4753
4848
4952
5051
5146
5255
5356
5459
5542
5661
5750
5857
5964
6063
6167
6254
6365
6471
6568
6658
6773

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