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.

A231500 a(n) = Sum_{i=0..n} wt(i)^2, where wt(i) = A000120(i).

Table of values

n a(n)
0 0
1 1
2 2
3 6
4 7
5 11
6 15
7 24
8 25
9 29
10 33
11 42
12 46
13 55
14 64
15 80
16 81
17 85
18 89
19 98
20 102
21 111
22 120
23 136
24 140
25 149
26 158
27 174
28 183
29 199
30 215
31 240
32 241
33 245
34 249
35 258
36 262
37 271
38 280
39 296
40 300
41 309
42 318
43 334
44 343
45 359
46 375
47 400
48 404
49 413
50 422
51 438
52 447
53 463
54 479
55 504
56 513
57 529
58 545
59 570
60 586
61 611
62 636
63 672
64 673
65 677
66 681
67 690
68 694

List of values

[0, 1, 2, 6, 7, 11, 15, 24, 25, 29, 33, 42, 46, 55, 64, 80, 81, 85, 89, 98, 102, 111, 120, 136, 140, 149, 158, 174, 183, 199, 215, 240, 241, 245, 249, 258, 262, 271, 280, 296, 300, 309, 318, 334, 343, 359, 375, 400, 404, 413, 422, 438, 447, 463, 479, 504, 513, 529, 545, 570, 586, 611, 636, 672, 673, 677, 681, 690, 694]