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.

A209589 Number of n X n 0..4 arrays with every element equal to a diagonal or antidiagonal reflection.

Table of values

n a(n)
1 5
2 625
3 140625
4 791015625
5 8009033203125
6 2027286529541015625
7 923682425022125244140625
8 10521320122517645359039306640625
9 215719941636994597502052783966064453125

List of values

[5, 625, 140625, 791015625, 8009033203125, 2027286529541015625, 923682425022125244140625, 10521320122517645359039306640625, 215719941636994597502052783966064453125]

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

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