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 A237213 Number of (n+1)X(2+1) 0..3 arrays with the maximum plus the upper median minus the lower median minus the minimum of every 2X2 subblock equal 1

%I #5 Aug 11 2014 22:46:09

%S 1076,6200,37858,246916,1641592,11208306,77496396,543475684,

%T 3843695622,27411717100,196558480820,1416700594198,10246225750604,

%U 74351085871528,540708716072682,3941098561371132,28766596024526768,210313864318348138

%N Number of (n+1)X(2+1) 0..3 arrays with the maximum plus the upper median minus the lower median minus the minimum of every 2X2 subblock equal

%C Column 2 of A237218

%H R. H. Hardin, <a href="/A237213/b237213.txt">Table of n, a(n) for n = 1..210</a>

%H R. H. Hardin, <a href="/A237213/a237213.txt">Empirical recurrence of order 58</a>

%F Empirical recurrence of order 58 (see link above)

%e Some solutions for n=3

%e ..3..0..1....2..1..3....2..3..1....3..2..1....1..2..1....2..2..1....2..3..2

%e ..2..3..0....1..3..2....1..1..0....2..1..2....0..2..0....0..3..3....1..2..3

%e ..0..3..2....0..1..3....0..3..1....2..3..2....1..2..3....3..3..0....2..1..2

%e ..2..3..0....0..2..1....2..2..1....2..3..2....1..3..1....3..0..0....3..2..3

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 05 2014

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Last modified April 15 00:51 EDT 2024. Contains 371667 sequences. (Running on oeis4.)