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.

A135696 Palindromes with odd number of digits formed from the reflected decimal expansion of e.

Table of values

n a(n)
1 2
2 272
3 27172
4 2718172
5 271828172
6 27182828172
7 2718281828172
8 271828181828172
9 27182818281828172
10 2718281828281828172
11 271828182848281828172
12 27182818284548281828172
13 2718281828459548281828172
14 271828182845909548281828172
15 27182818284590409548281828172

List of values

[2, 272, 27172, 2718172, 271828172, 27182828172, 2718281828172, 271828181828172, 27182818281828172, 2718281828281828172, 271828182848281828172, 27182818284548281828172, 2718281828459548281828172, 271828182845909548281828172, 27182818284590409548281828172]

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

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