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A127418 as a simple table

na(n)
11
21
31
43
51
65
73
86
94
107
113
1210
138
148
1510
1611
177
1811
1910
2013
2113
2214
2310
2418
2515
2616
2716
2817
2913
3020
3120
3216
3323
3421
3517
3625
3724
3821
3923
4025
4119
4230
4325
4425
4525
4629
4723
4836
4929
5029
5132
5233
5326
5441
5528
5637
5732
5837
5930
6041
6132
6241
6333
6442
6532
6651
6736
6844
6939
7043
7138
7252
7341
7444

[1,1,1,3,1,5,3,6,4,7,3,10,8,8,10,11,7,11,10,13,13,
 14,10,18,15,16,16,17,13,20,20,16,23,21,17,25,24,
 21,23,25,19,30,25,25,25,29,23,36,29,29,32,33,26,
 41,28,37,32,37,30,41,32,41,33,42,32,51,36,44,39,
 43,38,52,41,44]