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.

A056023 The positive integers written as a triangle, where row n is written from right to left if n is odd and otherwise from left to right.

Table of values

n a(n)
1 1
2 2
3 3
4 6
5 5
6 4
7 7
8 8
9 9
10 10
11 15
12 14
13 13
14 12
15 11
16 16
17 17
18 18
19 19
20 20
21 21
22 28
23 27
24 26
25 25
26 24
27 23
28 22
29 29
30 30
31 31
32 32
33 33
34 34
35 35
36 36
37 45
38 44
39 43
40 42
41 41
42 40
43 39
44 38
45 37
46 46
47 47
48 48
49 49
50 50
51 51
52 52
53 53
54 54
55 55
56 66
57 65
58 64
59 63
60 62
61 61
62 60
63 59
64 58
65 57
66 56

List of values

[1, 2, 3, 6, 5, 4, 7, 8, 9, 10, 15, 14, 13, 12, 11, 16, 17, 18, 19, 20, 21, 28, 27, 26, 25, 24, 23, 22, 29, 30, 31, 32, 33, 34, 35, 36, 45, 44, 43, 42, 41, 40, 39, 38, 37, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 66, 65, 64, 63, 62, 61, 60, 59, 58, 57, 56]

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

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