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.

A090671 Decreases from 10^k - 1 down to 1, restarting at 10^(k+1) - 1, for k >= 1.

Table of values

n a(n)
1 9
2 8
3 7
4 6
5 5
6 4
7 3
8 2
9 1
10 99
11 98
12 97
13 96
14 95
15 94
16 93
17 92
18 91
19 90
20 89
21 88
22 87
23 86
24 85
25 84
26 83
27 82
28 81
29 80
30 79
31 78
32 77
33 76
34 75
35 74
36 73
37 72
38 71
39 70
40 69
41 68
42 67
43 66
44 65
45 64
46 63
47 62
48 61
49 60
50 59
51 58
52 57
53 56
54 55
55 54
56 53
57 52
58 51
59 50
60 49
61 48
62 47
63 46
64 45
65 44
66 43
67 42
68 41
69 40
70 39
71 38
72 37

List of values

[9, 8, 7, 6, 5, 4, 3, 2, 1, 99, 98, 97, 96, 95, 94, 93, 92, 91, 90, 89, 88, 87, 86, 85, 84, 83, 82, 81, 80, 79, 78, 77, 76, 75, 74, 73, 72, 71, 70, 69, 68, 67, 66, 65, 64, 63, 62, 61, 60, 59, 58, 57, 56, 55, 54, 53, 52, 51, 50, 49, 48, 47, 46, 45, 44, 43, 42, 41, 40, 39, 38, 37]