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A162867 as a simple table

na(n)
14
215
340
485
5168
6287
7464
8693
91000
101419
111920
122561
133332
144215
155248
166477
177920
189519
1911360
2013419
2115664
2218193
2320976
2424075
2527560
2631347
2735392
2839759
2944400
3049383
3155040
3261083
3367592
3474445
3581936
3689799
3798192
38107133
39116560

[4,15,40,85,168,287,464,693,1000,1419,1920,2561,
 3332,4215,5248,6477,7920,9519,11360,13419,15664,
 18193,20976,24075,27560,31347,35392,39759,44400,
 49383,55040,61083,67592,74445,81936,89799,98192,
 107133,116560]