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A275196型作为一个简单的表

n个a(n)
19
225
27
449
563
675
781
899
9117
10121
11125
12135
13147
14153
15169
16171
17175
18207
19225
20243
21245
22261
23275
24289
25297
26325
27333
28343
29361
30363
31369
32375
33387
34405
35425
36441
37475
38477
39507
40513
41525
42529
43531
44539
45549
46567
47575
48603
49605
50625
51637
52639
53675
54693
55711
56725
57729

[9,25,27,49,63,75,81,99,117,121,125,135,147,153,169,171,175,207,225,243,245,261,275,289,297,325,333,343,361,363,369,375,387,405,425,441,475,477,507,513,525,529,531,539,549,567,575,603,605,625,637,639,675,693,711,725,729]