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.

A183716 1/20 of the number of (n+1) X 7 0..4 arrays with every 2 X 2 subblock strictly increasing clockwise or counterclockwise with one decrease.

Table of values

n a(n)
1 169
2 1797
3 16964
4 169560
5 1683197
6 16823812
7 168070828
8 1680902120
9 16810325640
10 168150768145
11 1681983501886
12 16825267289824
13 168307255896111
14 1683632068657357
15 16841927176565292
16 168475631338846804

List of values

[169, 1797, 16964, 169560, 1683197, 16823812, 168070828, 1680902120, 16810325640, 168150768145, 1681983501886, 16825267289824, 168307255896111, 1683632068657357, 16841927176565292, 168475631338846804]

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

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