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.

A107982 Gaussian-Pythagorean semiprimes. Products of a prime of the form 2 or 4n+1 (A002313) and a prime of the form 4n+3 (A002145).

Table of values

n a(n)
1 6
2 14
3 15
4 22
5 35
6 38
7 39
8 46
9 51
10 55
11 62
12 86
13 87
14 91
15 94
16 95
17 111
18 115
19 118
20 119
21 123
22 134
23 142
24 143
25 155
26 158
27 159
28 166
29 183
30 187
31 203
32 206
33 214
34 215
35 219
36 235
37 247
38 254
39 259
40 262
41 267
42 278
43 287
44 291
45 295
46 299
47 302
48 303
49 319
50 323
51 326
52 327
53 334
54 335
55 339
56 355

List of values

[6, 14, 15, 22, 35, 38, 39, 46, 51, 55, 62, 86, 87, 91, 94, 95, 111, 115, 118, 119, 123, 134, 142, 143, 155, 158, 159, 166, 183, 187, 203, 206, 214, 215, 219, 235, 247, 254, 259, 262, 267, 278, 287, 291, 295, 299, 302, 303, 319, 323, 326, 327, 334, 335, 339, 355]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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