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.

A068027 Z(S_m; sigma[1](n), sigma[2](n),..., sigma[m](n)) where Z(S_m; x_1,x_2,...,x_m) is the cycle index of the symmetric group S_m and sigma[k](n) is the sum of k-th powers of divisors of n; m=10.

Table of values

n a(n)
1 1
2 2047
3 88573
4 2794155
5 12207031
6 217414561
7 329554457
8 3269560515
9 5883904390
10 27757433067
11 28531167061
12 323579719281
13 149346699503
14 726383654349
15 1158434219878
16 3571013994483
17 2141993519227
18 15288525998824

List of values

[1, 2047, 88573, 2794155, 12207031, 217414561, 329554457, 3269560515, 5883904390, 27757433067, 28531167061, 323579719281, 149346699503, 726383654349, 1158434219878, 3571013994483, 2141993519227, 15288525998824]