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A251017 Number of (n+1)X(6+1) 0..2 arrays with no 2X2 subblock having the sum of its diagonal elements less than the maximum of its antidiagonal elements 1

%I #6 Dec 01 2014 12:45:15

%S 845838,431623476,215399006284,107601568615993,53785005221582139,

%T 26881736550623664594,13434537978036585857431,

%U 6714146262538950082356987,3355558560304285381058357628,1677030889133161924597190722127

%N Number of (n+1)X(6+1) 0..2 arrays with no 2X2 subblock having the sum of its diagonal elements less than the maximum of its antidiagonal elements

%C Column 6 of A251019

%H R. H. Hardin, <a href="/A251017/b251017.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

%e ..0..0..2..0..1..1..1....0..1..2..2..1..2..0....0..0..2..2..1..0..0

%e ..1..1..2..1..2..2..1....0..1..1..1..1..2..2....0..2..2..0..2..1..2

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 29 2014

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Last modified July 30 18:07 EDT 2024. Contains 374770 sequences. (Running on oeis4.)