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.

A377621 a(n) is the number of iterations of x -> 6*x - 1 until (# composites reached) = (# primes reached), starting with prime(n).

Table of values

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

List of values

[11, 7, 7, 3, 1, 1, 3, 5, 5, 5, 1, 1, 1, 3, 3, 5, 3, 1, 3, 1, 1, 1, 1, 1, 1, 1, 5, 3, 5, 3, 3, 1, 3, 1, 1, 1, 3, 5, 1, 1, 1, 1, 1, 1, 9, 3, 1, 1, 5, 7, 1, 9, 1, 1, 1, 1, 9, 1, 1, 1, 5, 1, 1, 1, 5, 3, 1, 1, 3, 1, 1, 5, 1, 7, 3, 9, 7, 3, 1, 1, 1, 1, 1, 1, 7, 3]