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.

A221451 Hilltop maps: number of 6Xn binary arrays indicating the locations of corresponding elements not exceeded by any horizontal or antidiagonal neighbor in a random 0..1 6Xn array.

Table of values

n a(n)
1 1
2 1201
3 65569
4 2897357
5 157933741
6 8569227073
7 456064257841
8 24333809830873
9 1300168164767193
10 69442977248777937
11 3708745793506329473
12 198080464024573391557
13 10579291552464655635125
14 565028486364173641870457

List of values

[1, 1201, 65569, 2897357, 157933741, 8569227073, 456064257841, 24333809830873, 1300168164767193, 69442977248777937, 3708745793506329473, 198080464024573391557, 10579291552464655635125, 565028486364173641870457]

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

Content is available under The OEIS End-User License Agreement.