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.

A373528 Odd numbers k such that k, k+2 and k+4 all have at least two divisors with the same value of the Euler totient function (A000010).

Table of values

n a(n)
1 4142435
2 26196331
3 77118741
4 89690821
5 102974571
6 196054673
7 201060275
8 206568171
9 277322153
10 280039833
11 401784953
12 402492695
13 415097613
14 437290371
15 515636303
16 526721895
17 534746581
18 549806211
19 575090395
20 580329603
21 625833871
22 629588043
23 702183625
24 710983971
25 716133481

List of values

[4142435, 26196331, 77118741, 89690821, 102974571, 196054673, 201060275, 206568171, 277322153, 280039833, 401784953, 402492695, 415097613, 437290371, 515636303, 526721895, 534746581, 549806211, 575090395, 580329603, 625833871, 629588043, 702183625, 710983971, 716133481]

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

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