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.

A229593 Number of boomerang patterns appearing in n X n coins, rotation not allowed.

Table of values

n a(n)
2 0
3 2
4 3
5 4
6 10
7 12
8 14
9 24
10 27
11 30
12 44
13 48
14 52
15 70
16 75
17 80
18 102
19 108
20 114
21 140
22 147
23 154
24 184
25 192
26 200
27 234
28 243
29 252
30 290
31 300
32 310
33 352
34 363
35 374
36 420
37 432
38 444
39 494
40 507
41 520
42 574
43 588
44 602
45 660
46 675
47 690
48 752
49 768

List of values

[0, 2, 3, 4, 10, 12, 14, 24, 27, 30, 44, 48, 52, 70, 75, 80, 102, 108, 114, 140, 147, 154, 184, 192, 200, 234, 243, 252, 290, 300, 310, 352, 363, 374, 420, 432, 444, 494, 507, 520, 574, 588, 602, 660, 675, 690, 752, 768]