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.

A124140 Numbers k such that there is a bigger number m satisfying A000203(k) = A000203(m) = m + k - gcd(m,k).

Table of values

n a(n)
1 24
2 78
3 90
4 224
5 260
6 264
7 348
8 570
9 728
10 846
11 996
12 1580
13 1692
14 2030
15 2514
16 3552
17 3762
18 4560
19 4648
20 4668
21 5250
22 5976
23 6448
24 6650
25 6954
26 8634
27 10458
28 11994
29 13624
30 14056
31 14476
32 16056
33 17064
34 17292
35 17412
36 18960
37 21712
38 22652
39 23500
40 24108
41 26940
42 27132
43 27412

List of values

[24, 78, 90, 224, 260, 264, 348, 570, 728, 846, 996, 1580, 1692, 2030, 2514, 3552, 3762, 4560, 4648, 4668, 5250, 5976, 6448, 6650, 6954, 8634, 10458, 11994, 13624, 14056, 14476, 16056, 17064, 17292, 17412, 18960, 21712, 22652, 23500, 24108, 26940, 27132, 27412]