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A033567 as a simple table

na(n)
01
13
221
355
4105
5171
6253
7351
8465
9595
10741
11903
121081
131275
141485
151711
161953
172211
182485
192775
203081
213403
223741
234095
244465
254851
265253
275671
286105
296555
307021
317503
328001
338515
349045
359591
3610153
3710731
3811325
3911935
4012561
4113203
4213861
4314535
4415225

[1,3,21,55,105,171,253,351,465,595,741,903,1081,
 1275,1485,1711,1953,2211,2485,2775,3081,3403,3741,
 4095,4465,4851,5253,5671,6105,6555,7021,7503,8001,
 8515,9045,9591,10153,10731,11325,11935,12561,
 13203,13861,14535,15225]