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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.

A058262 a(n) is the quotient obtained when the totient of primorial (that is, the product of p-1 values) is divided by the LCM of the same p-1 values.

Table of values

n a(n)
0 1
1 1
2 2
3 4
4 8
5 96
6 384
7 2304
8 4608
9 18432
10 552960
11 19906560
12 796262400
13 33443020800
14 66886041600
15 267544166400
16 535088332800
17 32105299968000
18 2118949797888000
19 148326485852160000
20 10679506981355520000

List of values

[1, 1, 2, 4, 8, 96, 384, 2304, 4608, 18432, 552960, 19906560, 796262400, 33443020800, 66886041600, 267544166400, 535088332800, 32105299968000, 2118949797888000, 148326485852160000, 10679506981355520000]

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

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