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.

A302269 Number of 5 X n 0..1 arrays with every element equal to 0, 1, 2 or 3 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

Table of values

n a(n)
1 16
2 512
3 4386
4 45717
5 429854
6 4289139
7 41994750
8 411922598
9 4057777774
10 39861518663
11 392139398276
12 3857829901549
13 37946634409412
14 373356037411323
15 3673267587608222
16 36140816911747227
17 355597872011530803

List of values

[16, 512, 4386, 45717, 429854, 4289139, 41994750, 411922598, 4057777774, 39861518663, 392139398276, 3857829901549, 37946634409412, 373356037411323, 3673267587608222, 36140816911747227, 355597872011530803]

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

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