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A213488 as a simple table

na(n)
00
11
28
327
461
5113
6189
7295
8434
9609
10826
111091
121407
131777
142207
152703
163268
173905
184620
195419
206305
217281
228353
239527
2410806
2512193
2613694
2715315
2817059
2918929
3020931
3123071
3225352
3327777
3430352
3533083
3635973
3739025
3842245
3945639

[0,1,8,27,61,113,189,295,434,609,826,1091,1407,
 1777,2207,2703,3268,3905,4620,5419,6305,7281,8353,
 9527,10806,12193,13694,15315,17059,18929,20931,
 23071,25352,27777,30352,33083,35973,39025,42245,
 45639]