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.

A299450 Number of nX7 0..1 arrays with every element equal to 0, 1, 3, 5, 6 or 8 king-move adjacent elements, with upper left element zero.

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%I A299450 #4 Feb 10 2018 10:30:05
%S A299450 21,64,11,161,546,804,6326,19745,39495,290364,855008,2191987,14241405,
%T A299450 41451856,129702347,739374632,2206681686,7939800765,40476006538,
%U A299450 126433675843,496773451920,2321391370041,7652725646418,31537376314083
%N A299450 Number of nX7 0..1 arrays with every element equal to 0, 1, 3, 5, 6 or 8 king-move adjacent elements, with upper left element zero.
%C A299450 Column 7 of A299451.
%H A299450 R. H. Hardin, <a href="/A299450/b299450.txt">Table of n, a(n) for n = 1..177</a>
%e A299450 Some solutions for n=5
%e A299450 ..0..0..1..0..1..0..1. .0..1..1..1..0..1..0. .0..1..0..1..0..1..0
%e A299450 ..1..1..1..1..1..1..0. .0..1..1..1..0..1..0. .1..0..0..0..0..0..1
%e A299450 ..1..1..1..0..0..0..0. .1..1..1..1..0..0..0. .0..0..0..1..1..1..1
%e A299450 ..0..0..1..0..0..0..1. .0..1..1..1..0..1..0. .1..0..0..1..1..1..0
%e A299450 ..0..0..1..0..0..0..1. .0..1..1..1..0..1..0. .1..0..0..1..1..1..0
%Y A299450 Cf. A299451.
%K A299450 nonn
%O A299450 1,1
%A A299450 _R. H. Hardin_, Feb 10 2018