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.

A139079 Smallest number not yet in the sequence that contains the last digit of the previous term, with a(1) = 1.

Table of values

n a(n)
1 1
2 10
3 20
4 30
5 40
6 50
7 60
8 70
9 80
10 90
11 100
12 101
13 11
14 12
15 2
16 21
17 13
18 3
19 23
20 31
21 14
22 4
23 24
24 34
25 41
26 15
27 5
28 25
29 35
30 45
31 51
32 16
33 6
34 26
35 36
36 46
37 56
38 61
39 17
40 7
41 27
42 37
43 47
44 57
45 67
46 71
47 18
48 8
49 28
50 38
51 48
52 58
53 68
54 78
55 81
56 19
57 9
58 29
59 39
60 49
61 59
62 69
63 79
64 89
65 91
66 102
67 22
68 32
69 42
70 52
71 62
72 72

List of values

[1, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 101, 11, 12, 2, 21, 13, 3, 23, 31, 14, 4, 24, 34, 41, 15, 5, 25, 35, 45, 51, 16, 6, 26, 36, 46, 56, 61, 17, 7, 27, 37, 47, 57, 67, 71, 18, 8, 28, 38, 48, 58, 68, 78, 81, 19, 9, 29, 39, 49, 59, 69, 79, 89, 91, 102, 22, 32, 42, 52, 62, 72]

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

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