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.

A167838 Four-times-isolated primes: primes p such that neither p+-2, p+-4, p+-6 nor p+-8 is prime.

Table of values

n a(n)
1 2
2 211
3 293
4 631
5 787
6 797
7 839
8 1249
9 1259
10 1399
11 1409
12 1471
13 1511
14 1637
15 1709
16 1801
17 1811
18 1847
19 1889
20 2039
21 2053
22 2099
23 2179
24 2503
25 2521
26 2579
27 2633
28 2647
29 2767
30 2777
31 2819
32 2927
33 2939
34 3109
35 3137
36 3271
37 3433
38 3571
39 3593
40 3659
41 3779
42 3833
43 3863
44 3967

List of values

[2, 211, 293, 631, 787, 797, 839, 1249, 1259, 1399, 1409, 1471, 1511, 1637, 1709, 1801, 1811, 1847, 1889, 2039, 2053, 2099, 2179, 2503, 2521, 2579, 2633, 2647, 2767, 2777, 2819, 2927, 2939, 3109, 3137, 3271, 3433, 3571, 3593, 3659, 3779, 3833, 3863, 3967]

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

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