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.

A191546 Smallest prime factor of prime(n)^n + 1 having the form 2*k*n+1.

Table of values

n a(n)
1 3
2 5
3 7
4 1201
5 13421
6 28393
7 22796593
8 15073
9 163
10 421
11 757241
12 3512477579761
13 79
14 29
15 24317675453761
16 136593761
17 21199857783625129028395239857
18 37
19 2494605276120959
20 41
21 43
22 89
23 691
24 97
25 488700001
26 53
27 17713
28 4201
29 59
30 181
31 2729
32 449
33 67
34 137
35 71

List of values

[3, 5, 7, 1201, 13421, 28393, 22796593, 15073, 163, 421, 757241, 3512477579761, 79, 29, 24317675453761, 136593761, 21199857783625129028395239857, 37, 2494605276120959, 41, 43, 89, 691, 97, 488700001, 53, 17713, 4201, 59, 181, 2729, 449, 67, 137, 71]

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

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