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.

A185832 Half the number of nX6 binary arrays with every element equal to exactly one or two of its horizontal and vertical neighbors.

Table of values

n a(n)
1 5
2 162
3 1430
4 11789
5 98975
6 923808
7 7678409
8 68363184
9 593948668
10 5187350050
11 45205777641
12 395015488029
13 3443605978936
14 30060887575003
15 262260968830996
16 2288567378102476
17 19968587237909055
18 174246131512755338

List of values

[5, 162, 1430, 11789, 98975, 923808, 7678409, 68363184, 593948668, 5187350050, 45205777641, 395015488029, 3443605978936, 30060887575003, 262260968830996, 2288567378102476, 19968587237909055, 174246131512755338]

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

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