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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.

A350106 Square array T(n,k), n >= 1, k >= 1, read by antidiagonals downwards, where T(n,k) = Sum_{j=1..n} j * floor(n/j)^k.

Table of values

n a(n)
1 1
2 1
3 4
4 1
5 6
6 8
7 1
8 10
9 14
10 15
11 1
12 18
13 32
14 31
15 21
16 1
17 34
18 86
19 87
20 45
21 33
22 1
23 66
24 248
25 295
26 153
27 81
28 41
29 1
30 130
31 734
32 1095
33 669
34 309
35 101
36 56
37 1
38 258
39 2192
40 4231
41 3201
42 1521
43 443
44 150
45 69
46 1
47 514
48 6566
49 16647
50 15765
51 8373
52 2633
53 722
54 191
55 87
56 1
57 1026
58 19688
59 66055
60 78393
61 48321
62 17411
63 4746
64 1005
65 253
66 99

List of values

[1, 1, 4, 1, 6, 8, 1, 10, 14, 15, 1, 18, 32, 31, 21, 1, 34, 86, 87, 45, 33, 1, 66, 248, 295, 153, 81, 41, 1, 130, 734, 1095, 669, 309, 101, 56, 1, 258, 2192, 4231, 3201, 1521, 443, 150, 69, 1, 514, 6566, 16647, 15765, 8373, 2633, 722, 191, 87, 1, 1026, 19688, 66055, 78393, 48321, 17411, 4746, 1005, 253, 99]