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.

A193946 Integers n such that for all i > n the largest prime factor of i(i+1)(i+2)(i+3)(i+4) exceeds the largest prime factor of n(n+1)(n+2)(n+3)(n+4).

Table of values

n a(n)
1 2
2 6
3 8
4 24
5 48
6 54
7 152
8 1517
9 1767
10 5828
11 7565
12 17574
13 38624
14 39589
15 44250
16 52323
17 97524
18 190991
19 960752
20 1448540
21 3294851
22 7930790
23 84441507
24 149035260
25 657840572
26 780432749
27 5616638884
28 7057606658
29 9915512544
30 21792123789
31 94153981165

List of values

[2, 6, 8, 24, 48, 54, 152, 1517, 1767, 5828, 7565, 17574, 38624, 39589, 44250, 52323, 97524, 190991, 960752, 1448540, 3294851, 7930790, 84441507, 149035260, 657840572, 780432749, 5616638884, 7057606658, 9915512544, 21792123789, 94153981165]

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

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