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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.

A292690 Square array whose n-th row lists all numbers having n as a substring, read by falling antidiagonals, n >= 0.

Table of values

n a(n)
0 0
1 10
2 1
3 20
4 10
5 2
6 30
7 11
8 12
9 3
10 40
11 12
12 20
13 13
14 4
15 50
16 13
17 21
18 23
19 14
20 5
21 60
22 14
23 22
24 30
25 24
26 15
27 6
28 70
29 15
30 23
31 31
32 34
33 25
34 16
35 7
36 80
37 16
38 24
39 32
40 40
41 35
42 26
43 17
44 8
45 90
46 17
47 25
48 33
49 41
50 45
51 36
52 27
53 18
54 9
55 100
56 18
57 26
58 34
59 42
60 50
61 46
62 37
63 28
64 19
65 10

List of values

[0, 10, 1, 20, 10, 2, 30, 11, 12, 3, 40, 12, 20, 13, 4, 50, 13, 21, 23, 14, 5, 60, 14, 22, 30, 24, 15, 6, 70, 15, 23, 31, 34, 25, 16, 7, 80, 16, 24, 32, 40, 35, 26, 17, 8, 90, 17, 25, 33, 41, 45, 36, 27, 18, 9, 100, 18, 26, 34, 42, 50, 46, 37, 28, 19, 10]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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