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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.

A331435 a(n) is the least positive k such that A028916(n) - k^2 is a fourth power.

Table of values

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

List of values

[1, 2, 1, 6, 5, 4, 10, 11, 10, 14, 15, 1, 14, 5, 9, 20, 21, 24, 19, 4, 6, 26, 26, 12, 14, 29, 16, 31, 29, 22, 24, 31, 34, 1, 26, 5, 28, 35, 40, 19, 41, 39, 44, 38, 29, 45, 42, 4, 6, 35, 51, 16, 46, 20, 51, 54, 55, 56, 56, 30, 52, 54, 34, 36, 56, 58, 40, 9, 11]

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

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