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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.

A112677 Sum of digits of the sum of the previous 4 terms.

Table of values

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

List of values

[1, 1, 1, 1, 4, 7, 4, 7, 4, 4, 10, 7, 7, 10, 7, 4, 10, 4, 7, 7, 10, 10, 7, 7, 7, 4, 7, 7, 7, 7, 10, 4, 10, 4, 10, 10, 7, 4, 4, 7, 4, 10, 7, 10, 4, 4, 7, 7, 4, 4, 4, 10, 4, 4, 4, 4, 7, 10, 7, 10, 7, 7, 4, 10, 10, 4, 10, 7, 4, 7, 10, 10, 4, 4, 10, 10, 10, 7, 10, 10, 10, 10]

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