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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.

A352340 a(n) is the sum of digits of n in the maximal Pell representation of n (A352339).

Table of values

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

List of values

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

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