cp's OEIS Frontend

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.

A181938 Isolated primes = 1 mod 6: sandwiched by primes = 5 mod 6.

Table of values

n a(n)
1 7
2 13
3 19
4 43
5 97
6 103
7 109
8 127
9 139
10 181
11 193
12 229
13 241
14 283
15 307
16 313
17 349
18 397
19 409
20 421
21 457
22 463
23 487
24 499
25 643
26 691
27 709
28 769
29 787
30 811
31 823
32 829
33 853
34 859
35 877
36 883
37 907
38 919
39 937
40 967
41 1021
42 1051
43 1093
44 1153
45 1171
46 1279
47 1303
48 1423
49 1429
50 1447
51 1483

List of values

[7, 13, 19, 43, 97, 103, 109, 127, 139, 181, 193, 229, 241, 283, 307, 313, 349, 397, 409, 421, 457, 463, 487, 499, 643, 691, 709, 769, 787, 811, 823, 829, 853, 859, 877, 883, 907, 919, 937, 967, 1021, 1051, 1093, 1153, 1171, 1279, 1303, 1423, 1429, 1447, 1483]

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

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