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.

A236327 a(n)*Pi is the total length of irregular spiral (center points: 1, 2, 3, 4, 5; pattern 2) after n rotations.

Table of values

n a(n)
1 2
2 8
3 19
4 30
5 32
6 38
7 49
8 60
9 62
10 68
11 79
12 90
13 92
14 98
15 109
16 120
17 122
18 128
19 139
20 150
21 152
22 158
23 169
24 180
25 182
26 188
27 199
28 210
29 212
30 218
31 229
32 240
33 242
34 248
35 259
36 270
37 272
38 278
39 289
40 300
41 302
42 308
43 319
44 330
45 332
46 338
47 349
48 360
49 362
50 368
51 379
52 390
53 392
54 398
55 409
56 420
57 422
58 428
59 439
60 450
61 452
62 458
63 469
64 480
65 482
66 488

List of values

[2, 8, 19, 30, 32, 38, 49, 60, 62, 68, 79, 90, 92, 98, 109, 120, 122, 128, 139, 150, 152, 158, 169, 180, 182, 188, 199, 210, 212, 218, 229, 240, 242, 248, 259, 270, 272, 278, 289, 300, 302, 308, 319, 330, 332, 338, 349, 360, 362, 368, 379, 390, 392, 398, 409, 420, 422, 428, 439, 450, 452, 458, 469, 480, 482, 488]