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.

A098281 Back-to-front insertion-permutation sequence.

Table of values

n a(n)
1 1
2 1
3 2
4 2
5 1
6 1
7 2
8 3
9 1
10 3
11 2
12 3
13 1
14 2
15 2
16 1
17 3
18 2
19 3
20 1
21 3
22 2
23 1
24 1
25 2
26 3
27 4
28 1
29 2
30 4
31 3
32 1
33 4
34 2
35 3
36 4
37 1
38 2
39 3
40 1
41 3
42 2
43 4
44 1
45 3
46 4
47 2
48 1
49 4
50 3
51 2
52 4
53 1
54 3
55 2
56 3
57 1
58 2
59 4
60 3
61 1
62 4
63 2
64 3
65 4
66 1
67 2
68 4
69 3
70 1
71 2
72 2
73 1
74 3
75 4
76 2
77 1
78 4
79 3
80 2
81 4
82 1
83 3
84 4
85 2
86 1
87 3
88 2
89 3
90 1
91 4
92 2
93 3
94 4
95 1
96 2
97 4
98 3
99 1
100 4
101 2
102 3
103 1
104 3
105 2
106 1
107 4
108 3
109 2
110 4
111 1
112 3
113 4
114 2
115 1
116 4
117 3
118 2
119 1

List of values

[1, 1, 2, 2, 1, 1, 2, 3, 1, 3, 2, 3, 1, 2, 2, 1, 3, 2, 3, 1, 3, 2, 1, 1, 2, 3, 4, 1, 2, 4, 3, 1, 4, 2, 3, 4, 1, 2, 3, 1, 3, 2, 4, 1, 3, 4, 2, 1, 4, 3, 2, 4, 1, 3, 2, 3, 1, 2, 4, 3, 1, 4, 2, 3, 4, 1, 2, 4, 3, 1, 2, 2, 1, 3, 4, 2, 1, 4, 3, 2, 4, 1, 3, 4, 2, 1, 3, 2, 3, 1, 4, 2, 3, 4, 1, 2, 4, 3, 1, 4, 2, 3, 1, 3, 2, 1, 4, 3, 2, 4, 1, 3, 4, 2, 1, 4, 3, 2, 1]