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.

A147757 Palindromes formed from the reflected decimal expansion of the concatenation of 1, 0 and infinite digits 1.

Table of values

n a(n)
1 1
2 11
3 101
4 1001
5 10101
6 101101
7 1011101
8 10111101
9 101111101
10 1011111101
11 10111111101
12 101111111101
13 1011111111101
14 10111111111101
15 101111111111101
16 1011111111111101
17 10111111111111101
18 101111111111111101

List of values

[1, 11, 101, 1001, 10101, 101101, 1011101, 10111101, 101111101, 1011111101, 10111111101, 101111111101, 1011111111101, 10111111111101, 101111111111101, 1011111111111101, 10111111111111101, 101111111111111101]

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

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