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.

A246674 Run Length Transform of A000225.

Table of values

n a(n)
0 1
1 1
2 1
3 3
4 1
5 1
6 3
7 7
8 1
9 1
10 1
11 3
12 3
13 3
14 7
15 15
16 1
17 1
18 1
19 3
20 1
21 1
22 3
23 7
24 3
25 3
26 3
27 9
28 7
29 7
30 15
31 31
32 1
33 1
34 1
35 3
36 1
37 1
38 3
39 7
40 1
41 1
42 1
43 3
44 3
45 3
46 7
47 15
48 3
49 3
50 3
51 9
52 3
53 3
54 9
55 21
56 7
57 7
58 7
59 21
60 15
61 15
62 31
63 63
64 1
65 1
66 1
67 3
68 1
69 1
70 3
71 7
72 1
73 1
74 1
75 3
76 3
77 3
78 7
79 15
80 1
81 1
82 1
83 3
84 1
85 1
86 3
87 7
88 3
89 3
90 3
91 9
92 7
93 7
94 15
95 31
96 3
97 3
98 3
99 9
100 3
101 3
102 9
103 21
104 3
105 3
106 3
107 9
108 9
109 9
110 21
111 45
112 7
113 7
114 7
115 21
116 7
117 7
118 21
119 49
120 15
121 15
122 15
123 45
124 31
125 31
126 63
127 127
128 1

List of values

[1, 1, 1, 3, 1, 1, 3, 7, 1, 1, 1, 3, 3, 3, 7, 15, 1, 1, 1, 3, 1, 1, 3, 7, 3, 3, 3, 9, 7, 7, 15, 31, 1, 1, 1, 3, 1, 1, 3, 7, 1, 1, 1, 3, 3, 3, 7, 15, 3, 3, 3, 9, 3, 3, 9, 21, 7, 7, 7, 21, 15, 15, 31, 63, 1, 1, 1, 3, 1, 1, 3, 7, 1, 1, 1, 3, 3, 3, 7, 15, 1, 1, 1, 3, 1, 1, 3, 7, 3, 3, 3, 9, 7, 7, 15, 31, 3, 3, 3, 9, 3, 3, 9, 21, 3, 3, 3, 9, 9, 9, 21, 45, 7, 7, 7, 21, 7, 7, 21, 49, 15, 15, 15, 45, 31, 31, 63, 127, 1]

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

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