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.

A147685 Squares and centered square numbers interleaved.

Table of values

n a(n)
0 0
1 1
2 1
3 5
4 4
5 13
6 9
7 25
8 16
9 41
10 25
11 61
12 36
13 85
14 49
15 113
16 64
17 145
18 81
19 181
20 100
21 221
22 121
23 265
24 144
25 313
26 169
27 365
28 196
29 421
30 225
31 481
32 256
33 545
34 289
35 613
36 324
37 685
38 361
39 761
40 400
41 841
42 441
43 925
44 484
45 1013
46 529
47 1105
48 576
49 1201
50 625
51 1301
52 676
53 1405
54 729
55 1513

List of values

[0, 1, 1, 5, 4, 13, 9, 25, 16, 41, 25, 61, 36, 85, 49, 113, 64, 145, 81, 181, 100, 221, 121, 265, 144, 313, 169, 365, 196, 421, 225, 481, 256, 545, 289, 613, 324, 685, 361, 761, 400, 841, 441, 925, 484, 1013, 529, 1105, 576, 1201, 625, 1301, 676, 1405, 729, 1513]