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A074717 as a simple table

na(n)
11
22
33
43
56
69
711
811
97
109
115
1210
1319
1411
155
1610
179
1811
1922
2035
2139
229
235
2410
2520
2627
2711
2819
299
3018
3136
3225
3329
3427
355
3610
3720
3840
3961
4013
4121
4242
4329
4427
4539
469
4717
4829
4958
5049
5127
5225
5350
5411
5522
5644
5739
5811
5922
6044
6129
6258
63116
6453
6519
6638
6776
68152
69237
70139
715
7210
7320

[1,2,3,3,6,9,11,11,7,9,5,10,19,11,5,10,9,11,22,35,
 39,9,5,10,20,27,11,19,9,18,36,25,29,27,5,10,20,40,
 61,13,21,42,29,27,39,9,17,29,58,49,27,25,50,11,22,
 44,39,11,22,44,29,58,116,53,19,38,76,152,237,139,
 5,10,20]