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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.

A380657 Numbers whose prime factorization has more Pythagorean prime factors than non-Pythagorean prime factors (including multiplicities).

Table of values

n a(n)
1 5
2 13
3 17
4 25
5 29
6 37
7 41
8 50
9 53
10 61
11 65
12 73
13 75
14 85
15 89
16 97
17 101
18 109
19 113
20 125
21 130
22 137
23 145
24 149
25 157
26 169
27 170
28 173
29 175
30 181
31 185
32 193
33 195
34 197
35 205
36 221
37 229
38 233
39 241
40 250
41 255
42 257
43 265
44 269
45 275
46 277
47 281
48 289
49 290
50 293
51 305
52 313
53 317
54 325
55 337

List of values

[5, 13, 17, 25, 29, 37, 41, 50, 53, 61, 65, 73, 75, 85, 89, 97, 101, 109, 113, 125, 130, 137, 145, 149, 157, 169, 170, 173, 175, 181, 185, 193, 195, 197, 205, 221, 229, 233, 241, 250, 255, 257, 265, 269, 275, 277, 281, 289, 290, 293, 305, 313, 317, 325, 337]

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

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