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.

A351605 a(n) = n^7 * Sum_{d^2|n} 1 / d^7.

Table of values

n a(n)
1 1
2 128
3 2187
4 16512
5 78125
6 279936
7 823543
8 2113536
9 4785156
10 10000000
11 19487171
12 36111744
13 62748517
14 105413504
15 170859375
16 270548992
17 410338673
18 612499968
19 893871739
20 1290000000
21 1801088541
22 2494357888
23 3404825447
24 4622303232
25 6103593750
26 8031810176
27 10465136172

List of values

[1, 128, 2187, 16512, 78125, 279936, 823543, 2113536, 4785156, 10000000, 19487171, 36111744, 62748517, 105413504, 170859375, 270548992, 410338673, 612499968, 893871739, 1290000000, 1801088541, 2494357888, 3404825447, 4622303232, 6103593750, 8031810176, 10465136172]