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.

A266098 Number of nX5 integer arrays with each element equal to the number of horizontal and antidiagonal neighbors exactly one smaller than itself.

Table of values

n a(n)
1 9
2 100
3 736
4 6307
5 53442
6 457738
7 3899732
8 33335734
9 284461696
10 2429715557
11 20742789506
12 177131531358
13 1512387248385
14 12914053828252
15 110266892304637
16 941535315103858
17 8039395936919182
18 68645593300515776
19 586139023034958513

List of values

[9, 100, 736, 6307, 53442, 457738, 3899732, 33335734, 284461696, 2429715557, 20742789506, 177131531358, 1512387248385, 12914053828252, 110266892304637, 941535315103858, 8039395936919182, 68645593300515776, 586139023034958513]

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

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