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.

A262974 Decimal expansion of Sum_{n > 0} (-1/n)^(n-1).

Table of values

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

List of values

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