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.

A284196 Number of n X 5 0..1 arrays with the number of 1's horizontally, antidiagonally or vertically adjacent to some 0 equal to the number of 0's adjacent to some 1, with top left element zero.

Table of values

n a(n)
1 10
2 131
3 1919
4 71181
5 1488503
6 54333131
7 1321614728
8 45952259333
9 1219757876905
10 40859784312028
11 1146325236883584
12 37457479952593565
13 1089802904379131200
14 35049513938138368608
15 1044879421569977298080
16 33275440972162414040143

List of values

[10, 131, 1919, 71181, 1488503, 54333131, 1321614728, 45952259333, 1219757876905, 40859784312028, 1146325236883584, 37457479952593565, 1089802904379131200, 35049513938138368608, 1044879421569977298080, 33275440972162414040143]

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

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