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A159296 as a simple table

na(n)
11
22
32
44
55
65
77
87
99
108
1110
1212
1310
1414
1511
1614
1717
1815
1919
2018
2120
2222
2322
2424
2525
2625
2723
2826
2929
3030
3129
3232
3330
3434
3535
3634
3734
3837
3939
4031
4140
4242
4341
4440
4543
4644
4747
4845
4940
5050
5150
5247
5351
5452
5553
5655
5754
5856
5955
6060
6159
6261
6362
6455
6565
6665
6764
6866
6969
7070
7164
7272
7367
7472
7565

[1,2,2,4,5,5,7,7,9,8,10,12,10,14,11,14,17,15,19,
 18,20,22,22,24,25,25,23,26,29,30,29,32,30,34,35,
 34,34,37,39,31,40,42,41,40,43,44,47,45,40,50,50,
 47,51,52,53,55,54,56,55,60,59,61,62,55,65,65,64,
 66,69,70,64,72,67,72,65]