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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.

A253897 Numbers n such that the sequence A127644 with a(1) = n is conjectured to give a permutation of the natural numbers.

Table of values

n a(n)
1 3
2 4
3 5
4 6
5 8
6 9
7 10
8 12
9 14
10 15
11 16
12 18
13 20
14 21
15 22
16 24
17 28
18 30
19 33
20 35
21 36
22 39
23 40
24 44
25 45
26 48
27 50
28 55
29 56
30 60
31 63
32 66
33 70
34 72
35 75
36 77
37 78
38 80
39 84
40 88
41 90
42 91
43 99
44 102
45 104
46 105
47 108
48 112
49 117
50 120
51 126
52 130
53 132
54 135
55 140
56 144
57 150
58 154
59 160
60 165
61 168
62 176
63 180
64 182
65 195
66 198
67 208

List of values

[3, 4, 5, 6, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 39, 40, 44, 45, 48, 50, 55, 56, 60, 63, 66, 70, 72, 75, 77, 78, 80, 84, 88, 90, 91, 99, 102, 104, 105, 108, 112, 117, 120, 126, 130, 132, 135, 140, 144, 150, 154, 160, 165, 168, 176, 180, 182, 195, 198, 208]

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

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