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.

A183728 1/12 the number of (n+1) X 9 0..5 arrays with every 2 X 2 subblock strictly increasing clockwise or counterclockwise with one decrease, and at least two adjacent blocks having the same increasing direction.

Table of values

n a(n)
1 88331
2 3528126
3 130610844
4 5355252106
5 221403152762
6 9546147995730
7 460509744129719
8 33429749952933774
9 4646656755908387234
10 935845545638421963156

List of values

[88331, 3528126, 130610844, 5355252106, 221403152762, 9546147995730, 460509744129719, 33429749952933774, 4646656755908387234, 935845545638421963156]

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

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