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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.

A222756 Smallest prime p > prime(n+2) such that the first n odd primes 3, 5, 7, 11, ..., prime(n+1) are quadratic residues mod p, and prime(n+2) is a quadratic non-residue mod p.

Table of values

n a(n)
0 5
1 13
2 11
3 59
4 421
5 131
6 1811
7 2939
8 13381
9 12011
10 66491
11 148139
12 275651
13 644869
14 2269739
15 3462229
16 6810301
17 16145221
18 120078131

List of values

[5, 13, 11, 59, 421, 131, 1811, 2939, 13381, 12011, 66491, 148139, 275651, 644869, 2269739, 3462229, 6810301, 16145221, 120078131]

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

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