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.

A068515 A measure of how close the square root of 2 is to rational numbers.

Table of values

n a(n)
1 2
2 -12
3 12
4 -12
5 70
6 12
7 -70
8 26
9 -33
10 70
11 -25
12 -408
13 34
14 -70
15 70
16 -43
17 408
18 39
19 -146
20 70
21 -70
22 195
23 -49
24 -408
25 70
26 -113
27 147
28 -70
29 2378
30 70
31 -195
32 126
33 -100
34 408
35 70
36 -408
37 114
38 -146
39 253
40 -93
41 -2378
42 106
43 -228
44 195
45 -125
46 855
47 100
48 -408
49 165
50 -173
51 408
52 -113
53 -1135
54 147
55 -252
56 286
57 -146
58 2378
59 135
60 -408

List of values

[2, -12, 12, -12, 70, 12, -70, 26, -33, 70, -25, -408, 34, -70, 70, -43, 408, 39, -146, 70, -70, 195, -49, -408, 70, -113, 147, -70, 2378, 70, -195, 126, -100, 408, 70, -408, 114, -146, 253, -93, -2378, 106, -228, 195, -125, 855, 100, -408, 165, -173, 408, -113, -1135, 147, -252, 286, -146, 2378, 135, -408]