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.

A268885 Number of nX7 binary arrays with some element plus some horizontally or antidiagonally adjacent neighbor totalling two exactly once.

Table of values

n a(n)
1 38
2 1340
3 42362
4 1187838
5 31427480
6 800733668
7 19876401224
8 483987898760
9 11611969197776
10 275345016177616
11 6466964539799840
12 150689548401385312
13 3487912674084234304
14 80273121207141357120
15 1838370376874099584640

List of values

[38, 1340, 42362, 1187838, 31427480, 800733668, 19876401224, 483987898760, 11611969197776, 275345016177616, 6466964539799840, 150689548401385312, 3487912674084234304, 80273121207141357120, 1838370376874099584640]

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

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