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.

A076137 Numbers k such that Omega(k) = Omega(k-1) + Omega(k-2) + Omega(k-3), where Omega(n) denotes the number of prime factors of n, with multiplicity.

Table of values

n a(n)
1 4
2 32
3 64
4 96
5 144
6 180
7 216
8 224
9 240
10 360
11 400
12 432
13 576
14 600
15 648
16 672
17 800
18 972
19 1008
20 1040
21 1088
22 1104
23 1188
24 1232
25 1260
26 1344
27 1400
28 1404
29 1408
30 1456
31 1500
32 1584
33 1620
34 1624
35 1680
36 1700
37 1764
38 1800
39 1840
40 1880
41 1904
42 1920
43 1980
44 2000
45 2040
46 2064

List of values

[4, 32, 64, 96, 144, 180, 216, 224, 240, 360, 400, 432, 576, 600, 648, 672, 800, 972, 1008, 1040, 1088, 1104, 1188, 1232, 1260, 1344, 1400, 1404, 1408, 1456, 1500, 1584, 1620, 1624, 1680, 1700, 1764, 1800, 1840, 1880, 1904, 1920, 1980, 2000, 2040, 2064]