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.

A103249 Numbers y, without duplication, in Pythagorean triples x,y,z where x,y,z are relatively prime composite numbers and x is a perfect square.

Table of values

n a(n)
1 3
2 12
3 17
4 27
5 48
6 63
7 68
8 75
9 77
10 99
11 108
12 147
13 153
14 192
15 243
16 252
17 272
18 300
19 301
20 308
21 323
22 363
23 396
24 399
25 425
26 432
27 507
28 561
29 567
30 577
31 588
32 612
33 621
34 675
35 693
36 768
37 833
38 867
39 891
40 943
41 972
42 1008
43 1023
44 1083
45 1088
46 1200
47 1204
48 1232
49 1292
50 1323
51 1377
52 1377

List of values

[3, 12, 17, 27, 48, 63, 68, 75, 77, 99, 108, 147, 153, 192, 243, 252, 272, 300, 301, 308, 323, 363, 396, 399, 425, 432, 507, 561, 567, 577, 588, 612, 621, 675, 693, 768, 833, 867, 891, 943, 972, 1008, 1023, 1083, 1088, 1200, 1204, 1232, 1292, 1323, 1377, 1377]