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.

A138142 Nonnegative numbers with digits in descending order that differ exactly by 1.

Table of values

n a(n)
1 0
2 1
3 2
4 3
5 4
6 5
7 6
8 7
9 8
10 9
11 10
12 21
13 32
14 43
15 54
16 65
17 76
18 87
19 98
20 210
21 321
22 432
23 543
24 654
25 765
26 876
27 987
28 3210
29 4321
30 5432
31 6543
32 7654
33 8765
34 9876
35 43210
36 54321
37 65432
38 76543
39 87654
40 98765
41 543210
42 654321
43 765432
44 876543
45 987654

List of values

[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 21, 32, 43, 54, 65, 76, 87, 98, 210, 321, 432, 543, 654, 765, 876, 987, 3210, 4321, 5432, 6543, 7654, 8765, 9876, 43210, 54321, 65432, 76543, 87654, 98765, 543210, 654321, 765432, 876543, 987654]

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

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