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.

A231768 Number of (4+1)X(n+1) 0..1 arrays with no element having a strict majority of its horizontal, diagonal and antidiagonal neighbors equal to one.

Table of values

n a(n)
1 81
2 3213
3 40000
4 493695
5 8231161
6 143424652
7 2217939025
8 34022084475
9 540272041024
10 8624998783485
11 135974699750761
12 2140797614249280
13 33837345338388601
14 535135681749071815
15 8451720496022804100

List of values

[81, 3213, 40000, 493695, 8231161, 143424652, 2217939025, 34022084475, 540272041024, 8624998783485, 135974699750761, 2140797614249280, 33837345338388601, 535135681749071815, 8451720496022804100]

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

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