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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.

A288638 Number A(n,k) of n-digit biquanimous strings using digits {0,1,...,k}; square array A(n,k), n>=0, k>=0, read by antidiagonals.

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 1
5 1
6 1
7 1
8 2
9 1
10 1
11 1
12 3
13 4
14 1
15 1
16 1
17 4
18 10
19 8
20 1
21 1
22 1
23 5
24 19
25 33
26 16
27 1
28 1
29 1
30 6
31 31
32 92
33 106
34 32
35 1
36 1
37 1
38 7
39 46
40 201
41 421
42 333
43 64
44 1
45 1
46 1
47 8
48 64
49 376
50 1206
51 1830
52 1030
53 128
54 1
55 1
56 1
57 9
58 85
59 633
60 2841
61 6751
62 7687
63 3153
64 256
65 1

List of values

[1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 3, 4, 1, 1, 1, 4, 10, 8, 1, 1, 1, 5, 19, 33, 16, 1, 1, 1, 6, 31, 92, 106, 32, 1, 1, 1, 7, 46, 201, 421, 333, 64, 1, 1, 1, 8, 64, 376, 1206, 1830, 1030, 128, 1, 1, 1, 9, 85, 633, 2841, 6751, 7687, 3153, 256, 1]