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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.

A346154 a(n) is the least prime of the form n^k+n+1 with k>1, or 0 if there is no such prime.

Table of values

n a(n)
1 3
2 7
3 13
4 0
5 31
6 43
7 0
8 73
9 739
10 0
11 14653
12 157
13 0
14 211
15 241
16 0
17 307
18 5851
19 0
20 421
21 463
22 0
23 1801152661487
24 601
25 0
26 457003
27 757
28 0
29 24419
30 27031
31 0
32 32801
33 1123
34 0
35 144884079282928466796911
36 1679653
37 0
38 1483
39 59359
40 0
41 1723
42 74131
43 0
44 85229
45 8303765671
46 0
47 4879729
48 110641
49 0
50 2551
51 2334165173090503

List of values

[3, 7, 13, 0, 31, 43, 0, 73, 739, 0, 14653, 157, 0, 211, 241, 0, 307, 5851, 0, 421, 463, 0, 1801152661487, 601, 0, 457003, 757, 0, 24419, 27031, 0, 32801, 1123, 0, 144884079282928466796911, 1679653, 0, 1483, 59359, 0, 1723, 74131, 0, 85229, 8303765671, 0, 4879729, 110641, 0, 2551, 2334165173090503]

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

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