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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.

A110011 a(n) = n-F(F(F(F(F(n))))) = n-F^5(n) where F(x)=A120613(x)=floor(phi*floor(x/phi)) and phi=(1+sqrt(5))/2.

Table of values

n a(n)
1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
9 8
10 7
11 8
12 8
13 7
14 8
15 7
16 8
17 8
18 7
19 8
20 8
21 9
22 8
23 7
24 8
25 8
26 7
27 8
28 7
29 8
30 8
31 7
32 8
33 8
34 7
35 8
36 7
37 8
38 8
39 7
40 8
41 8
42 9
43 8
44 7
45 8
46 8
47 7
48 8
49 7
50 8
51 8
52 7
53 8
54 8
55 9
56 8
57 7
58 8
59 8
60 7
61 8
62 7
63 8
64 8
65 7
66 8
67 8
68 7
69 8
70 7
71 8
72 8
73 7
74 8
75 8
76 9
77 8
78 7
79 8
80 8
81 7
82 8
83 7
84 8
85 8
86 7
87 8
88 8
89 7
90 8
91 7
92 8
93 8
94 7
95 8
96 8
97 9
98 8
99 7
100 8
101 8
102 7
103 8
104 7
105 8

List of values

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

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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