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A250971 Number of (n+1)X(6+1) 0..1 arrays with no 2X2 subblock having the sum of its diagonal elements less than the absolute difference of its antidiagonal elements 1

%I #4 Nov 29 2014 07:29:15

%S 7448,489543,32124018,2112130109,138900769559,9135168475316,

%T 600808386292820,39514486757351514,2598824818868706096,

%U 170921926401546121395,11241352463500152822391,739331740764868834365986

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

%C Column 6 of A250973

%H R. H. Hardin, <a href="/A250971/b250971.txt">Table of n, a(n) for n = 1..210</a>

%H R. H. Hardin, <a href="/A250971/a250971.txt">Empirical recurrence of order 57</a>

%F Empirical recurrence of order 57 (see link above)

%e Some solutions for n=1

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 29 2014

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Last modified September 15 22:11 EDT 2024. Contains 375959 sequences. (Running on oeis4.)