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.

A064115 Numbers k such that k and k+1 have the same sum of non-unitary divisors (A048146), for A048146(k) > 0.

Table of values

n a(n)
1 188
2 1484
3 3915
4 14750
5 19196
6 20150
7 79947
8 164996
9 190484
10 219375
11 253827
12 639387
13 718011
14 835515
15 1172374
16 1380483
17 2026323
18 2064249
19 3611708
20 5507540
21 6128108
22 6374403
23 6872984
24 10073132
25 10558250
26 11360547
27 12770450
28 13000635
29 14458364
30 16366292
31 19127907

List of values

[188, 1484, 3915, 14750, 19196, 20150, 79947, 164996, 190484, 219375, 253827, 639387, 718011, 835515, 1172374, 1380483, 2026323, 2064249, 3611708, 5507540, 6128108, 6374403, 6872984, 10073132, 10558250, 11360547, 12770450, 13000635, 14458364, 16366292, 19127907]