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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.

A161025 a(n) = Sum_{d|n} Moebius(n/d)*d^(b-1)/phi(n) for b = 15.

Table of values

n a(n)
1 1
2 16383
3 2391484
4 134209536
5 1525878906
6 39179682372
7 113037178808
8 1099444518912
9 3812797945332
10 24998474116998
11 37974983358324
12 320959957991424
13 328114698808274
14 1851888100411464
15 3649114989636504

List of values

[1, 16383, 2391484, 134209536, 1525878906, 39179682372, 113037178808, 1099444518912, 3812797945332, 24998474116998, 37974983358324, 320959957991424, 328114698808274, 1851888100411464, 3649114989636504]

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

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