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.

A195034 Vertex number of a square spiral in which the length of the first two edges are the legs of the primitive Pythagorean triple [21, 20, 29]. The edges of the spiral have length A195033.

Table of values

n a(n)
0 0
1 21
2 41
3 83
4 123
5 186
6 246
7 330
8 410
9 515
10 615
11 741
12 861
13 1008
14 1148
15 1316
16 1476
17 1665
18 1845
19 2055
20 2255
21 2486
22 2706
23 2958
24 3198
25 3471
26 3731
27 4025
28 4305
29 4620
30 4920
31 5256
32 5576
33 5933
34 6273
35 6651
36 7011
37 7410
38 7790
39 8210
40 8610
41 9051
42 9471

List of values

[0, 21, 41, 83, 123, 186, 246, 330, 410, 515, 615, 741, 861, 1008, 1148, 1316, 1476, 1665, 1845, 2055, 2255, 2486, 2706, 2958, 3198, 3471, 3731, 4025, 4305, 4620, 4920, 5256, 5576, 5933, 6273, 6651, 7011, 7410, 7790, 8210, 8610, 9051, 9471]