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.

A333037 Table read by rows: T(n,k) = number of k-sided polygons in an equal-armed cross with arms of length n (see Comments in A331456 for definition) for k = 3,4,5,6,7.

Table of values

n a(n)
0 4
1 0
2 0
3 0
4 0
5 84
6 20
7 0
8 0
9 0
10 380
11 180
12 0
13 8
14 0
15 1076
16 764
17 40
18 20
19 0
20 2380
21 2316
22 64
23 48
24 0
25 4716
26 5188
27 224
28 52
29 0
30 8236
31 10492
32 360
33 92
34 0
35 13620
36 18772
37 632
38 108
39 0
40 21188
41 31380
42 864
43 196
44 0
45 31596
46 49228
47 1376
48 224
49 8
50 44980
51 74268
52 1920
53 272
54 8

List of values

[4, 0, 0, 0, 0, 84, 20, 0, 0, 0, 380, 180, 0, 8, 0, 1076, 764, 40, 20, 0, 2380, 2316, 64, 48, 0, 4716, 5188, 224, 52, 0, 8236, 10492, 360, 92, 0, 13620, 18772, 632, 108, 0, 21188, 31380, 864, 196, 0, 31596, 49228, 1376, 224, 8, 44980, 74268, 1920, 272, 8]