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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A084991 Palindromes which can be written as a sum of two prime numbers.

Table of values

n a(n)
1 4
2 5
3 6
4 7
5 8
6 9
7 22
8 33
9 44
10 55
11 66
12 88
13 99
14 111
15 141
16 151
17 181
18 202
19 212
20 222
21 232
22 242
23 252
24 262
25 272
26 282
27 292
28 313
29 333
30 404
31 414
32 424
33 434
34 444
35 454
36 464
37 474
38 484
39 494
40 505
41 525
42 565
43 595
44 606
45 616
46 626
47 636
48 646
49 656
50 666
51 676
52 686
53 696
54 808
55 818
56 828
57 838
58 848
59 858
60 868
61 878
62 888
63 898
64 909
65 939
66 949
67 969
68 979
69 999

List of values

[4, 5, 6, 7, 8, 9, 22, 33, 44, 55, 66, 88, 99, 111, 141, 151, 181, 202, 212, 222, 232, 242, 252, 262, 272, 282, 292, 313, 333, 404, 414, 424, 434, 444, 454, 464, 474, 484, 494, 505, 525, 565, 595, 606, 616, 626, 636, 646, 656, 666, 676, 686, 696, 808, 818, 828, 838, 848, 858, 868, 878, 888, 898, 909, 939, 949, 969, 979, 999]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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