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.

A302065 Number of nX4 0..1 arrays with every element equal to 0, 1, 2 or 4 horizontally or antidiagonally adjacent elements, with upper left element zero.

Table of values

n a(n)
1 8
2 81
3 748
4 7070
5 67070
6 636852
7 6048836
8 57457232
9 545796112
10 5184660760
11 49250608992
12 467846412016
13 4444215843808
14 42216967044320
15 401031909830432
16 3809525073635904
17 36187846859821376
18 343759454672598656

List of values

[8, 81, 748, 7070, 67070, 636852, 6048836, 57457232, 545796112, 5184660760, 49250608992, 467846412016, 4444215843808, 42216967044320, 401031909830432, 3809525073635904, 36187846859821376, 343759454672598656]

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

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