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.

A164294 Primes prime(k) such that all integers in [(prime(k-1)+1)/2,(prime(k)-1)/2] are composite, excluding those primes in A080359.

Table of values

n a(n)
1 131
2 151
3 229
4 233
5 311
6 571
7 643
8 727
9 941
10 1013
11 1051
12 1153
13 1373
14 1531
15 1667
16 1669
17 1723
18 1783
19 1787
20 1831
21 1951
22 1979
23 2029
24 2131
25 2213
26 2239
27 2311
28 2441
29 2593
30 2621
31 2633
32 2659
33 2663
34 2887
35 3001
36 3011
37 3019
38 3121
39 3169
40 3209
41 3253
42 3347
43 3413
44 3457

List of values

[131, 151, 229, 233, 311, 571, 643, 727, 941, 1013, 1051, 1153, 1373, 1531, 1667, 1669, 1723, 1783, 1787, 1831, 1951, 1979, 2029, 2131, 2213, 2239, 2311, 2441, 2593, 2621, 2633, 2659, 2663, 2887, 3001, 3011, 3019, 3121, 3169, 3209, 3253, 3347, 3413, 3457]