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.

A298040 Coordination sequence of Dual(4.6.12) tiling with respect to a tetravalent node.

Table of values

n a(n)
0 1
1 4
2 20
3 24
4 40
5 40
6 60
7 56
8 80
9 72
10 100
11 88
12 120
13 104
14 140
15 120
16 160
17 136
18 180
19 152
20 200
21 168
22 220
23 184
24 240
25 200
26 260
27 216
28 280
29 232
30 300
31 248
32 320
33 264
34 340
35 280
36 360
37 296
38 380
39 312
40 400
41 328
42 420
43 344
44 440
45 360
46 460
47 376
48 480
49 392
50 500
51 408
52 520
53 424
54 540

List of values

[1, 4, 20, 24, 40, 40, 60, 56, 80, 72, 100, 88, 120, 104, 140, 120, 160, 136, 180, 152, 200, 168, 220, 184, 240, 200, 260, 216, 280, 232, 300, 248, 320, 264, 340, 280, 360, 296, 380, 312, 400, 328, 420, 344, 440, 360, 460, 376, 480, 392, 500, 408, 520, 424, 540]