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.

A259602 (A259260(n) + A259260(n+1)) / 2.

Table of values

n a(n)
1 4
2 9
3 16
4 25
5 16
6 4
7 9
8 16
9 25
10 36
11 25
12 16
13 25
14 36
15 49
16 64
17 81
18 100
19 64
20 16
21 25
22 36
23 49
24 64
25 81
26 64
27 36
28 49
29 64
30 81
31 100
32 81
33 64
34 81
35 100
36 121
37 144
38 169
39 196
40 144
41 64
42 100
43 144
44 81
45 36
46 49
47 64
48 81
49 64
50 49
51 64
52 81
53 100
54 121
55 144
56 169
57 144
58 121
59 100
60 64
61 81

List of values

[4, 9, 16, 25, 16, 4, 9, 16, 25, 36, 25, 16, 25, 36, 49, 64, 81, 100, 64, 16, 25, 36, 49, 64, 81, 64, 36, 49, 64, 81, 100, 81, 64, 81, 100, 121, 144, 169, 196, 144, 64, 100, 144, 81, 36, 49, 64, 81, 64, 49, 64, 81, 100, 121, 144, 169, 144, 121, 100, 64, 81]