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.

A219225 Area A of the cyclic quadrilaterals PQRS with PQ>=QR>=RS>=SP, such that A, the sides, the radius of the circumcircle and the two diagonals are integers.

Table of values

n a(n)
1 768
2 936
3 1200
4 2856
5 3072
6 3744
7 4536
8 4800
9 5016
10 5376
11 6696
12 6912
13 7056
14 7560
15 7752
16 8184
17 8424
18 9240
19 10800
20 11424
21 11544
22 12288
23 12480
24 12936
25 14976
26 16848
27 18144
28 18696
29 19200
30 19200
31 20064
32 21504
33 23040
34 23400
35 24024
36 25080
37 25704
38 25944
39 26784
40 27048
41 27648
42 27648
43 27648
44 27864
45 28224
46 28560
47 30000
48 30240
49 31008
50 32736
51 33696
52 34560
53 36960
54 36960
55 37632
56 40392
57 40560
58 40824
59 41064
60 41184
61 42240
62 42840
63 43200

List of values

[768, 936, 1200, 2856, 3072, 3744, 4536, 4800, 5016, 5376, 6696, 6912, 7056, 7560, 7752, 8184, 8424, 9240, 10800, 11424, 11544, 12288, 12480, 12936, 14976, 16848, 18144, 18696, 19200, 19200, 20064, 21504, 23040, 23400, 24024, 25080, 25704, 25944, 26784, 27048, 27648, 27648, 27648, 27864, 28224, 28560, 30000, 30240, 31008, 32736, 33696, 34560, 36960, 36960, 37632, 40392, 40560, 40824, 41064, 41184, 42240, 42840, 43200]