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A115687号作为一个简单的表

n个a(n)
14
29
49
464
5121
6169
7289
8400
9512
10625
11900
12961
13968
141156
151225
161568
171849
182048
192401
202888
213125
223136
233364
243481
253721
264000
274900
284913
295041
305329
315408
326400
336859
346889
357396
368192
378575
389000
399604
4010201
4110648
4210816
4310952

[4,9,49,64,121,169,289,400,512,625,900,961,968,1156,1225,1568,1849,2048,2401,2888,3125,3136,3364,3481,3721,4000,4900,4913,5041,5329,5408,6400,6859,6889,7396,8192,8575,9000,9604,10201,10648,10816,10952]