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.

A331075 a(n) = Sum_{k = 1..n} [u_3(k)*u_3(n+1-k)], where u_3 = A034836.

Table of values

n a(n)
0 0
1 1
2 2
3 3
4 6
5 7
6 10
7 12
8 16
9 21
10 22
11 28
12 32
13 37
14 36
15 49
16 48
17 58
18 56
19 74
20 68
21 85
22 72
23 104
24 88
25 113
26 98
27 138
28 110
29 146
30 122
31 170
32 146
33 179
34 142
35 220
36 166
37 213
38 186
39 254
40 190
41 266
42 204
43 300
44 236
45 293
46 224
47 368
48 252
49 334
50 290
51 402
52 278
53 413
54 294
55 450
56 354
57 429
58 320
59 547

List of values

[0, 1, 2, 3, 6, 7, 10, 12, 16, 21, 22, 28, 32, 37, 36, 49, 48, 58, 56, 74, 68, 85, 72, 104, 88, 113, 98, 138, 110, 146, 122, 170, 146, 179, 142, 220, 166, 213, 186, 254, 190, 266, 204, 300, 236, 293, 224, 368, 252, 334, 290, 402, 278, 413, 294, 450, 354, 429, 320, 547]