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A214675 as a simple table

na(n)
11
215
347
497
5165
6251
7355
8477
9617
10775
11951
121145
131357
141587
151835
162101
172385
182687
193007
203345
213701
224075
234467
244877
255305
265751
276215
286697
297197
307715
318251
328805
339377
349967
3510575
3611201
3711845
3812507
3913187
4013885
4114601
4215335
4316087

[1,15,47,97,165,251,355,477,617,775,951,1145,1357,
 1587,1835,2101,2385,2687,3007,3345,3701,4075,4467,
 4877,5305,5751,6215,6697,7197,7715,8251,8805,9377,
 9967,10575,11201,11845,12507,13187,13885,14601,
 15335,16087]