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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.

A350108 a(n) = Sum_{k=1..n} k * floor(n/k)^3.

Table of values

n a(n)
1 1
2 10
3 32
4 87
5 153
6 309
7 443
8 722
9 1005
10 1443
11 1785
12 2605
13 3087
14 3951
15 4875
16 6154
17 6988
18 8809
19 9855
20 12057
21 13853
22 16001
23 17543
24 21347
25 23478
26 26484
27 29440
28 33696
29 36162
30 41994
31 44816
32 50351
33 54755
34 59909
35 64577
36 73524
37 77558
38 84002
39 90142
40 100072
41 105034

List of values

[1, 10, 32, 87, 153, 309, 443, 722, 1005, 1443, 1785, 2605, 3087, 3951, 4875, 6154, 6988, 8809, 9855, 12057, 13853, 16001, 17543, 21347, 23478, 26484, 29440, 33696, 36162, 41994, 44816, 50351, 54755, 59909, 64577, 73524, 77558, 84002, 90142, 100072, 105034]

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

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