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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.

A232882 Twin primes with digital root 8 or 1.

Table of values

n a(n)
1 17
2 19
3 71
4 73
5 107
6 109
7 179
8 181
9 197
10 199
11 269
12 271
13 431
14 433
15 521
16 523
17 809
18 811
19 827
20 829
21 881
22 883
23 1061
24 1063
25 1151
26 1153
27 1277
28 1279
29 1619
30 1621
31 1871
32 1873
33 1997
34 1999
35 2087
36 2089
37 2141
38 2143
39 2267
40 2269
41 2339
42 2341
43 2591
44 2593
45 2789
46 2791
47 2969

List of values

[17, 19, 71, 73, 107, 109, 179, 181, 197, 199, 269, 271, 431, 433, 521, 523, 809, 811, 827, 829, 881, 883, 1061, 1063, 1151, 1153, 1277, 1279, 1619, 1621, 1871, 1873, 1997, 1999, 2087, 2089, 2141, 2143, 2267, 2269, 2339, 2341, 2591, 2593, 2789, 2791, 2969]

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

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