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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.

A195997 Positive integers a for which there is a primitive (-2/3)-Pythagorean triple (a,b,c) satisfying a<=b.

Table of values

n a(n)
1 2
2 5
3 7
4 8
5 9
6 9
7 11
8 12
9 13
10 14
11 15
12 17
13 18
14 19
15 20
16 21
17 22
18 23
19 25
20 26
21 27
22 27
23 29
24 30
25 31
26 32
27 33
28 34
29 35
30 36
31 37
32 39
33 42
34 43
35 45
36 45
37 45
38 46
39 48
40 51
41 52
42 54
43 54
44 57
45 58
46 63
47 63
48 65
49 69
50 70
51 72
52 76
53 77
54 78
55 80
56 81
57 82
58 85
59 90
60 90
61 94
62 95
63 99
64 99
65 100
66 110
67 114

List of values

[2, 5, 7, 8, 9, 9, 11, 12, 13, 14, 15, 17, 18, 19, 20, 21, 22, 23, 25, 26, 27, 27, 29, 30, 31, 32, 33, 34, 35, 36, 37, 39, 42, 43, 45, 45, 45, 46, 48, 51, 52, 54, 54, 57, 58, 63, 63, 65, 69, 70, 72, 76, 77, 78, 80, 81, 82, 85, 90, 90, 94, 95, 99, 99, 100, 110, 114]

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

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