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.

A124986 Primes of the form 12*k + 5 generated recursively. Initial prime is 5. General term is a(n) = Min_{p is prime; p divides 1 + 4*Q^2; p == 5 (mod 12)}, where Q is the product of previous terms in the sequence.

Table of values

n a(n)
1 5
2 101
3 1020101
4 53
5 29
6 2507707213238852620996901
7 449
8 433361
9 401
10 925177698346131180901394980203075088053316845914981
11 44876921
12 17
13 173

List of values

[5, 101, 1020101, 53, 29, 2507707213238852620996901, 449, 433361, 401, 925177698346131180901394980203075088053316845914981, 44876921, 17, 173]

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

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