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.

A125284 Lower indices of duplicate terms in A125204, i.e., k such that A125204(k) = A125204(k + 1).

Table of values

n a(n)
1 3
2 18
3 35
4 37
5 148
6 741
7 752
8 6814
9 13976
10 150095
11 517213
12 11874105

List of values

[3, 18, 35, 37, 148, 741, 752, 6814, 13976, 150095, 517213, 11874105]

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

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