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.

A274092 a(n) = nearest integer to k^2*sin(sqrt(k)+j*Pi/2) where n = 3*k+j, 0<=j<3.

Table of values

n a(n)
0 0
1 0
2 0
3 1
4 1
5 -1
6 4
7 1
8 -4
9 9
10 -1
11 -9
12 15
13 -7
14 -15
15 20
16 -15
17 -20
18 23
19 -28
20 -23
21 23
22 -43
23 -23
24 20
25 -61
26 -20
27 11
28 -80
29 -11
30 -2
31 -100
32 2
33 -21
34 -119
35 21
36 -46
37 -137
38 46
39 -76
40 -151
41 76
42 -111
43 -162
44 111
45 -150
46 -167
47 150
48 -194
49 -167
50 194
51 -240
52 -161
53 240
54 -289
55 -147
56 289
57 -339
58 -125
59 339
60 -389
61 -95
62 389

List of values

[0, 0, 0, 1, 1, -1, 4, 1, -4, 9, -1, -9, 15, -7, -15, 20, -15, -20, 23, -28, -23, 23, -43, -23, 20, -61, -20, 11, -80, -11, -2, -100, 2, -21, -119, 21, -46, -137, 46, -76, -151, 76, -111, -162, 111, -150, -167, 150, -194, -167, 194, -240, -161, 240, -289, -147, 289, -339, -125, 339, -389, -95, 389]