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.

A056534 Mapping from the ordering by product (A027750, A056538) to the ordering by sum (A002260, A004736) of ordered pairs (a,b), a>=1, b>=1.

Table of values

n a(n)
1 1
2 2
3 3
4 4
5 6
6 7
7 5
8 10
9 11
10 15
11 16
12 8
13 9
14 21
15 22
16 28
17 29
18 12
19 14
20 36
21 37
22 13
23 45
24 46
25 17
26 20
27 55
28 56
29 66
30 67
31 23
32 18
33 19
34 27
35 78
36 79
37 91
38 92
39 30
40 35
41 105
42 106
43 24
44 26
45 120
46 121
47 38
48 25
49 44
50 136
51 137
52 153
53 154
54 47
55 31
56 34
57 54
58 171
59 172
60 190
61 191
62 57
63 32
64 33
65 65
66 210
67 211
68 39

List of values

[1, 2, 3, 4, 6, 7, 5, 10, 11, 15, 16, 8, 9, 21, 22, 28, 29, 12, 14, 36, 37, 13, 45, 46, 17, 20, 55, 56, 66, 67, 23, 18, 19, 27, 78, 79, 91, 92, 30, 35, 105, 106, 24, 26, 120, 121, 38, 25, 44, 136, 137, 153, 154, 47, 31, 34, 54, 171, 172, 190, 191, 57, 32, 33, 65, 210, 211, 39]

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

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