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.

A141399 Positive integers k such that all the distinct primes that divide k or k+1 are members of a set of consecutive primes. In other words, k is included if and only if k*(k+1) is contained in sequence A073491.

Table of values

n a(n)
1 1
2 2
3 3
4 5
5 8
6 9
7 14
8 15
9 20
10 24
11 35
12 80
13 125
14 224
15 384
16 440
17 539
18 714
19 1715
20 2079
21 2400
22 3024
23 4374
24 9800
25 12375
26 123200
27 194480
28 633555

List of values

[1, 2, 3, 5, 8, 9, 14, 15, 20, 24, 35, 80, 125, 224, 384, 440, 539, 714, 1715, 2079, 2400, 3024, 4374, 9800, 12375, 123200, 194480, 633555]

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

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