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 A237144 Number of (n+1)X(2+1) 0..3 arrays with the maximum plus the lower median of every 2X2 subblock equal 1

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

%S 1472,17616,197724,2463178,30395540,386318536,4907807434,63050866982,

%T 810927873608,10483172560776,135678289455352,1760563397196632,

%U 22865546963394958,297381473402377694,3870021230461078504

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

%C Column 2 of A237150

%H R. H. Hardin, <a href="/A237144/b237144.txt">Table of n, a(n) for n = 1..210</a>

%H R. H. Hardin, <a href="/A237144/a237144.txt">Empirical recurrence of order 70</a>

%F Empirical recurrence of order 70 (see link above)

%e Some solutions for n=3

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 04 2014

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Last modified May 23 05:11 EDT 2024. Contains 372758 sequences. (Running on oeis4.)