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.

A071648 Sum of even decimal digits of n.

Table of values

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

List of values

[0, 2, 0, 4, 0, 6, 0, 8, 0, 0, 0, 2, 0, 4, 0, 6, 0, 8, 0, 2, 2, 4, 2, 6, 2, 8, 2, 10, 2, 0, 0, 2, 0, 4, 0, 6, 0, 8, 0, 4, 4, 6, 4, 8, 4, 10, 4, 12, 4, 0, 0, 2, 0, 4, 0, 6, 0, 8, 0, 6, 6, 8, 6, 10, 6, 12, 6, 14, 6, 0, 0, 2, 0, 4, 0, 6, 0, 8, 0, 8, 8, 10, 8, 12, 8, 14, 8, 16, 8, 0, 0, 2]