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A213928 as a simple table

na(n)
11
24
32
45
53
69
716
86
98
1010
1125
1215
137
1411
1517
1626
1724
1814
1912
2018
2136
2249
2327
2423
2513
2619
2735
2837
2964
3048
3128
3222
3320
3434
3538
3650
3765
3863
3947
4029
4121
4233
4339
4451
4581
46100
4766
4862
4946
5030
5132
5240
5352
5480
5582
56121
5799
5867
5961
6045
6131
6241
6353
6479
6583
66101

[1,4,2,5,3,9,16,6,8,10,25,15,7,11,17,26,24,14,12,
 18,36,49,27,23,13,19,35,37,64,48,28,22,20,34,38,
 50,65,63,47,29,21,33,39,51,81,100,66,62,46,30,32,
 40,52,80,82,121,99,67,61,45,31,41,53,79,83,101]