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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.

A288537 Array A(b,n) by upward antidiagonals (b>1, n>0): the eventual period of the RATS sequence in base b starting from n; 0 is for infinity.

Table of values

n a(n)
2 1
3 3
4 1
5 2
6 3
7 1
8 2
9 2
10 3
11 1
12 8
13 2
14 2
15 3
16 1
17 4
18 8
19 2
20 2
21 3
22 1
23 3
24 4
25 8
26 2
27 2
28 3
29 1
30 2
31 3
32 2
33 8
34 2
35 2
36 3
37 1
38 0
39 2
40 3
41 4
42 2
43 2
44 2
45 3
46 1
47 28
48 0
49 2
50 3
51 4
52 8
53 2
54 2
55 3
56 1
57 90
58 28
59 8
60 2
61 6
62 2
63 8
64 2
65 2
66 3
67 1
68 8
69 90
70 28
71 0
72 2
73 3
74 4
75 8
76 2
77 2
78 3
79 1
80 72
81 8
82 90
83 28
84 0
85 2

List of values

[1, 3, 1, 2, 3, 1, 2, 2, 3, 1, 8, 2, 2, 3, 1, 4, 8, 2, 2, 3, 1, 3, 4, 8, 2, 2, 3, 1, 2, 3, 2, 8, 2, 2, 3, 1, 0, 2, 3, 4, 2, 2, 2, 3, 1, 28, 0, 2, 3, 4, 8, 2, 2, 3, 1, 90, 28, 8, 2, 6, 2, 8, 2, 2, 3, 1, 8, 90, 28, 0, 2, 3, 4, 8, 2, 2, 3, 1, 72, 8, 90, 28, 0, 2]

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

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