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.

A245585 Numbers that cannot be written as sum of two quarter-squares, cf. A002620.

Table of values

n a(n)
1 19
2 23
3 33
4 35
5 47
6 59
7 63
8 71
9 75
10 77
11 95
12 103
13 107
14 118
15 124
16 129
17 131
18 143
19 147
20 155
21 161
22 167
23 179
24 187
25 195
26 201
27 203
28 206
29 209
30 215
31 217
32 223
33 236
34 239
35 243
36 247
37 248
38 251
39 271
40 275
41 280
42 283
43 285
44 287
45 294
46 299
47 311
48 316
49 323
50 327
51 329
52 332
53 334
54 339

List of values

[19, 23, 33, 35, 47, 59, 63, 71, 75, 77, 95, 103, 107, 118, 124, 129, 131, 143, 147, 155, 161, 167, 179, 187, 195, 201, 203, 206, 209, 215, 217, 223, 236, 239, 243, 247, 248, 251, 271, 275, 280, 283, 285, 287, 294, 299, 311, 316, 323, 327, 329, 332, 334, 339]