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.

A303087 Number of 5Xn 0..1 arrays with every element equal to 0, 2, 3, 4 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

Table of values

n a(n)
1 16
2 6
3 416
4 304
5 11767
6 34430
7 636070
8 4585419
9 60170515
10 624887953
11 7591519361
12 87577958854
13 1051143716702
14 12466186847080
15 149433683446612
16 1785840844823381
17 21408005102663193
18 256419078046090099

List of values

[16, 6, 416, 304, 11767, 34430, 636070, 4585419, 60170515, 624887953, 7591519361, 87577958854, 1051143716702, 12466186847080, 149433683446612, 1785840844823381, 21408005102663193, 256419078046090099]

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

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