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.

A306858 Decimal expansion of 1 - 1/(1*3) + 1/(1*3*5) - 1/(1*3*5*7) + ...

Table of values

n a(n)
0 7
1 2
2 4
3 7
4 7
5 8
6 4
7 5
8 9
9 0
10 0
11 7
12 0
13 7
14 6
15 3
16 3
17 1
18 8
19 1
20 8
21 2
22 2
23 7
24 9
25 6
26 7
27 6
28 0
29 6
30 2
31 1
32 6
33 1
34 6
35 6
36 3
37 1
38 2
39 1
40 3
41 2
42 9
43 3
44 0
45 6
46 2
47 3
48 8
49 1
50 7
51 4
52 4
53 9
54 0
55 7
56 2
57 8
58 8
59 8
60 3
61 3
62 6
63 6
64 1
65 9
66 7
67 6
68 9
69 5
70 8
71 9
72 6
73 0
74 9
75 8
76 6
77 0
78 7
79 9
80 9
81 7
82 6
83 1
84 8
85 0
86 0
87 7
88 1
89 2
90 6
91 5
92 0
93 2
94 0
95 3
96 6
97 0
98 1
99 4
100 4
101 5
102 8
103 3
104 3
105 1
106 8
107 9
108 7
109 1

List of values

[7, 2, 4, 7, 7, 8, 4, 5, 9, 0, 0, 7, 0, 7, 6, 3, 3, 1, 8, 1, 8, 2, 2, 7, 9, 6, 7, 6, 0, 6, 2, 1, 6, 1, 6, 6, 3, 1, 2, 1, 3, 2, 9, 3, 0, 6, 2, 3, 8, 1, 7, 4, 4, 9, 0, 7, 2, 8, 8, 8, 3, 3, 6, 6, 1, 9, 7, 6, 9, 5, 8, 9, 6, 0, 9, 8, 6, 0, 7, 9, 9, 7, 6, 1, 8, 0, 0, 7, 1, 2, 6, 5, 0, 2, 0, 3, 6, 0, 1, 4, 4, 5, 8, 3, 3, 1, 8, 9, 7, 1]