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.

A015876 Numbers k such that sigma(k) = sigma(k+8).

Table of values

n a(n)
1 15
2 69
3 87
4 102
5 132
6 175
7 230
8 638
9 689
10 1127
11 1349
12 1392
13 2006
14 5170
15 6680
16 8366
17 8390
18 11652
19 11918
20 12128
21 16748
22 19511
23 19829
24 23318
25 24597
26 24734
27 25122
28 27162
29 28676
30 30730
31 32864
32 37391
33 37436
34 37901
35 41082
36 45925
37 47487

List of values

[15, 69, 87, 102, 132, 175, 230, 638, 689, 1127, 1349, 1392, 2006, 5170, 6680, 8366, 8390, 11652, 11918, 12128, 16748, 19511, 19829, 23318, 24597, 24734, 25122, 27162, 28676, 30730, 32864, 37391, 37436, 37901, 41082, 45925, 47487]

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

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