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.

A231065 Voids left after packing X patterns into an of n X n array of coins.

Table of values

n a(n)
2 1
3 0
4 5
5 8
6 9
7 16
8 17
9 24
10 29
11 36
12 41
13 48
14 53
15 60
16 65
17 76
18 85
19 92
20 101
21 108
22 121
23 132
24 141
25 152
26 161
27 176
28 189
29 200
30 213
31 224
32 241
33 256
34 269
35 284
36 297
37 316
38 333
39 348
40 365
41 380
42 401
43 420
44 437
45 456
46 473
47 496
48 517
49 536
50 557
51 576
52 601
53 624
54 645
55 668
56 689
57 716
58 741
59 764
60 789
61 812
62 841
63 868

List of values

[1, 0, 5, 8, 9, 16, 17, 24, 29, 36, 41, 48, 53, 60, 65, 76, 85, 92, 101, 108, 121, 132, 141, 152, 161, 176, 189, 200, 213, 224, 241, 256, 269, 284, 297, 316, 333, 348, 365, 380, 401, 420, 437, 456, 473, 496, 517, 536, 557, 576, 601, 624, 645, 668, 689, 716, 741, 764, 789, 812, 841, 868]