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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.

A344829 a(n) is the smallest b > 1 such that prime(n), prime(n+1), prime(n+2), prime(n+3) and prime(n+4) are all base-b Wieferich primes.

Table of values

n a(n)
1 19601
2 54568
3 13543
4 296449
5 3414284
6 14380864
7 3727271
8 7916603
9 65097619
10 13793462
11 152541840
12 30495845
13 91779237
14 183068599
15 558175167
16 40698745
17 825287029
18 2151529020
19 6271678163
20 1266687934
21 3149182509
22 989067909
23 10785363668
24 18739432977
25 4877709531
26 24531035970
27 11683733786
28 52383593584

List of values

[19601, 54568, 13543, 296449, 3414284, 14380864, 3727271, 7916603, 65097619, 13793462, 152541840, 30495845, 91779237, 183068599, 558175167, 40698745, 825287029, 2151529020, 6271678163, 1266687934, 3149182509, 989067909, 10785363668, 18739432977, 4877709531, 24531035970, 11683733786, 52383593584]

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

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