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.

A183825 1/256 the number of (n+1)X7 0..3 arrays with no 2X2 subblock being a reflection across the shared element pair of any horizontal or vertical neighbor.

Table of values

n a(n)
1 759375
2 6954559893
3 62851591581012
4 570213177028325955
5 5167876666358771202411

List of values

[759375, 6954559893, 62851591581012, 570213177028325955, 5167876666358771202411]

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

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