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.

A145109 a(n) = 2*n * core(2*n).

Table of values

n a(n)
1 4
2 4
3 36
4 16
5 100
6 36
7 196
8 16
9 36
10 100
11 484
12 144
13 676
14 196
15 900
16 64
17 1156
18 36
19 1444
20 400
21 1764
22 484
23 2116
24 144
25 100
26 676
27 324
28 784
29 3364
30 900
31 3844
32 64
33 4356
34 1156
35 4900
36 144
37 5476
38 1444
39 6084
40 400
41 6724
42 1764
43 7396
44 1936
45 900
46 2116
47 8836
48 576
49 196
50 100
51 10404

List of values

[4, 4, 36, 16, 100, 36, 196, 16, 36, 100, 484, 144, 676, 196, 900, 64, 1156, 36, 1444, 400, 1764, 484, 2116, 144, 100, 676, 324, 784, 3364, 900, 3844, 64, 4356, 1156, 4900, 144, 5476, 1444, 6084, 400, 6724, 1764, 7396, 1936, 900, 2116, 8836, 576, 196, 100, 10404]