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A254421 Number of (n+1)X(7+1) 0..2 arrays with every 2X2 subblock diagonal maximum minus antidiagonal maximum nondecreasing horizontally, vertically and ne-to-sw antidiagonally 1

%I #4 Jan 30 2015 10:33:20

%S 876277,186426904,27927013232,5303248513516,899162029841114,

%T 164134852428558128,29011762459538515234,5237530517554875542178,

%U 937456678553436604885156,168782928687101033969181698

%N Number of (n+1)X(7+1) 0..2 arrays with every 2X2 subblock diagonal maximum minus antidiagonal maximum nondecreasing horizontally, vertically and ne-to-sw antidiagonally

%C Column 7 of A254422

%H R. H. Hardin, <a href="/A254421/b254421.txt">Table of n, a(n) for n = 1..181</a>

%e Some solutions for n=1

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 30 2015

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Last modified May 20 06:19 EDT 2024. Contains 372703 sequences. (Running on oeis4.)