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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.

A254678 Primes p with the property that there are four consecutive integers less than p whose product is 1 mod p.

Table of values

n a(n)
1 7
2 17
3 23
4 31
5 41
6 47
7 73
8 89
9 97
10 103
11 127
12 137
13 151
14 167
15 199
16 223
17 233
18 239
19 241
20 257
21 271
22 281
23 311
24 313
25 353
26 359
27 367
28 383
29 409
30 431
31 433
32 439
33 449
34 479
35 487
36 503
37 521
38 577
39 593
40 601
41 607
42 647
43 673
44 719
45 727
46 743
47 751
48 761
49 769
50 839
51 857
52 881
53 887
54 911
55 929
56 937
57 953
58 967
59 977
60 983

List of values

[7, 17, 23, 31, 41, 47, 73, 89, 97, 103, 127, 137, 151, 167, 199, 223, 233, 239, 241, 257, 271, 281, 311, 313, 353, 359, 367, 383, 409, 431, 433, 439, 449, 479, 487, 503, 521, 577, 593, 601, 607, 647, 673, 719, 727, 743, 751, 761, 769, 839, 857, 881, 887, 911, 929, 937, 953, 967, 977, 983]

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