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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.

A124992 Primes of the form 14k+1 generated recursively. Initial prime is 29. General term is a(n)=Min {p is prime; p divides (R^7 - 1)/(R - 1); Mod[p,7]=1}, where Q is the product of previous terms in the sequence and R = 7Q.

Table of values

n a(n)
1 29
2 70326806362093
3 43
4 127
5 59221
6 113
7 32411
8 71
9 4957
10 74509
11 4271
12 19013
13 239
14 2003
15 463
16 421
17 613575503674084673
18 32089
19 211
20 54601
21 3109

List of values

[29, 70326806362093, 43, 127, 59221, 113, 32411, 71, 4957, 74509, 4271, 19013, 239, 2003, 463, 421, 613575503674084673, 32089, 211, 54601, 3109]

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