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.

A208714 Number of 7Xn 0..1 arrays with new values 0..1 introduced in row major order and no element equal to more than two of its immediate leftward or upward or right-upward antidiagonal neighbors.

Table of values

n a(n)
1 64
2 8192
3 470596
4 32826932
5 2197585152
6 148378294612
7 10001404535216
8 674377684576244
9 45469018462135036
10 3065730121209679464
11 206705069561616591752
12 13936976009963742623304
13 939692881392900459541604

List of values

[64, 8192, 470596, 32826932, 2197585152, 148378294612, 10001404535216, 674377684576244, 45469018462135036, 3065730121209679464, 206705069561616591752, 13936976009963742623304, 939692881392900459541604]

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

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