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.

A233563 Numbers for which the number of prime divisors counted with multiplicity and the sum of the distinct prime divisors are both perfect.

Table of values

n a(n)
1 1104
2 1656
3 2128
4 2484
5 3726
6 4620
7 6930
8 7448
9 11550
10 12285
11 12696
12 16170
13 19044
14 20216
15 20475
16 23568
17 25410
18 26068
19 28566
20 28665
21 34125
22 35352
23 47775
24 53028
25 53235
26 54544
27 66885
28 70756
29 71875
30 79542
31 88725
32 91238
33 124215
34 146004
35 190904
36 192052
37 201180

List of values

[1104, 1656, 2128, 2484, 3726, 4620, 6930, 7448, 11550, 12285, 12696, 16170, 19044, 20216, 20475, 23568, 25410, 26068, 28566, 28665, 34125, 35352, 47775, 53028, 53235, 54544, 66885, 70756, 71875, 79542, 88725, 91238, 124215, 146004, 190904, 192052, 201180]

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

Content is available under The OEIS End-User License Agreement.