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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.

A348334 Table read by downward antidiagonals: T(n,k) is the number of self-avoiding walks on a 2D square lattice for a chain growing to total length n after taking k steps (see Comments lines).

Table of values

n a(n)
1 4
2 12
3 4
4 36
5 12
6 4
7 108
8 36
9 12
10 4
11 324
12 108
13 36
14 12
15 4
16 972
17 324
18 108
19 36
20 12
21 4
22 2916
23 972
24 324
25 100
26 36
27 12
28 4
29 8748
30 2916
31 972
32 284
33 100
34 36
35 12
36 4
37 26244
38 8748
39 2916
40 804
41 284
42 100
43 36
44 12
45 4
46 78732
47 26244
48 8748
49 2276
50 804
51 284
52 100
53 36
54 12
55 4

List of values

[4, 12, 4, 36, 12, 4, 108, 36, 12, 4, 324, 108, 36, 12, 4, 972, 324, 108, 36, 12, 4, 2916, 972, 324, 100, 36, 12, 4, 8748, 2916, 972, 284, 100, 36, 12, 4, 26244, 8748, 2916, 804, 284, 100, 36, 12, 4, 78732, 26244, 8748, 2276, 804, 284, 100, 36, 12, 4]