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.

A307114 Primitive 4-abundant numbers: Numbers k such that sigma(k) > 4k (A068404) all of whose proper divisors d are 4-deficient numbers (having sigma(d) < 4d).

Table of values

n a(n)
1 27720
2 50400
3 75600
4 85680
5 95760
6 105840
7 115920
8 120120
9 128520
10 141120
11 143640
12 176400
13 180180
14 184800
15 205920
16 207900
17 214200
18 218400
19 235620
20 239400
21 264600
22 289800
23 292320
24 299880
25 308880
26 312480
27 314160
28 351120
29 371280
30 372960
31 414960
32 425040
33 438480

List of values

[27720, 50400, 75600, 85680, 95760, 105840, 115920, 120120, 128520, 141120, 143640, 176400, 180180, 184800, 205920, 207900, 214200, 218400, 235620, 239400, 264600, 289800, 292320, 299880, 308880, 312480, 314160, 351120, 371280, 372960, 414960, 425040, 438480]