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.

A222327 Number of nX7 0..1 arrays with exactly floor(nX7/2) elements unequal to at least one king-move neighbor, with new values introduced in row major 0..1 order.

Table of values

n a(n)
1 5
2 0
3 212
4 3307
5 15100
6 255304
7 2284728
8 37484794
9 318665044
10 5848569858
11 53774145449
12 993959061317
13 9141439223417
14 171115897853704
15 1590637978363140
16 29928907006839532
17 278649808319750564
18 5257935209592087820

List of values

[5, 0, 212, 3307, 15100, 255304, 2284728, 37484794, 318665044, 5848569858, 53774145449, 993959061317, 9141439223417, 171115897853704, 1590637978363140, 29928907006839532, 278649808319750564, 5257935209592087820]

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

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