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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.

A270857 Decimal expansion of Sum_{n >= 1} G_n/n^2, where G_n are Gregory's coefficients.

Table of values

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

List of values

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