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A301764 as a simple table

na(n)
11
21
32
43
54
64
76
85
96
107
118
125
1310
147
158
1610
1710
186
1912
207
2112
2213
2310
245
2514
2612
2711
2811
2914
307
3118
329
3312
3413
3511
3612
3720
3810
3910
4013
4118
429
4320
449
4514
4620
4712
485
4920
5015
5119
5214
5317
547
5518
5616
5720
5817
5912
605
6126
6213
6312
6421
6518
6617
6724
689
6915
7013
7122
729

[1,1,2,3,4,4,6,5,6,7,8,5,10,7,8,10,10,6,12,7,12,
 13,10,5,14,12,11,11,14,7,18,9,12,13,11,12,20,10,
 10,13,18,9,20,9,14,20,12,5,20,15,19,14,17,7,18,16,
 20,17,12,5,26,13,12,21,18,17,24,9,15,13,22,9]